{"items":[{"id":"NVI-00006779","kind":"vulnerability","title":"TinyMCE Cross-Site Scripting (XSS) vulnerability in handling external SVG files through Object or Embed elements","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-5359-pvf2-pw78","CVE-2024-29881"],"plain_summary":"OSV carries this publisher advisory for tinymce/tinymce, tinymce, TinyMCE. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 7.0.0 for tinymce/tinymce. Confirm the publisher’s latest guidance.","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 7.0.0 for tinymce. Confirm the publisher’s latest guidance.","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-5820073089fc9adc32f8cf3d86126124"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T07:23:17.783Z","value":"4.3 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3fe1bb31f76bb159ee4c5db07a9a7dde"},{"kind":"CVSS","as_of":"2026-06-17T07:23:17.783Z","value":"6.1 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-3fe1bb31f76bb159ee4c5db07a9a7dde"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.713%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.5364. Missing scores are unknown.","source_id":"sr-5820073089fc9adc32f8cf3d86126124"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c252544c4465751ebf23ca3e9588a7e0","url":"https://github.com/advisories/GHSA-5359-pvf2-pw78","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-5359-pvf2-pw78","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.676Z"},{"id":"sr-3fe1bb31f76bb159ee4c5db07a9a7dde","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-29881","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2024-29881","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:59:21.595Z"},{"id":"sr-5820073089fc9adc32f8cf3d86126124","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2024-29881","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"tinymce/tinymce","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 7.0.0"]},{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"tinymce","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["SEMVER: introduced 0; fixed 7.0.0"]},{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"TinyMCE","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 7.0.0"]}],"null_published_at":"2026-11-01T01:45:38.515Z","source_updated_at":"2026-09-10T03:50:10.436Z","source_disclosed_at":"2024-03-26T21:23:45.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:41:49.676Z"},{"id":"NVI-00006779","kind":"vulnerability","title":"TinyMCE Cross-Site Scripting (XSS) vulnerability in handling external SVG files through Object or Embed elements","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-5359-pvf2-pw78","CVE-2024-29881"],"plain_summary":"OSV carries this publisher advisory for tinymce/tinymce, tinymce, TinyMCE. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 7.0.0 for tinymce/tinymce. Confirm the publisher’s latest guidance.","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 7.0.0 for tinymce. Confirm the publisher’s latest guidance.","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3fe1bb31f76bb159ee4c5db07a9a7dde"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T07:23:17.783Z","value":"4.3 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3fe1bb31f76bb159ee4c5db07a9a7dde"},{"kind":"CVSS","as_of":"2026-06-17T07:23:17.783Z","value":"6.1 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-3fe1bb31f76bb159ee4c5db07a9a7dde"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c252544c4465751ebf23ca3e9588a7e0","url":"https://github.com/advisories/GHSA-5359-pvf2-pw78","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-5359-pvf2-pw78","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.676Z"},{"id":"sr-3fe1bb31f76bb159ee4c5db07a9a7dde","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-29881","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2024-29881","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:59:21.595Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"tinymce/tinymce","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 7.0.0"]},{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"tinymce","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["SEMVER: introduced 0; fixed 7.0.0"]},{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"TinyMCE","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 7.0.0"]}],"null_published_at":"2026-11-01T01:04:01.289Z","source_updated_at":"2026-09-10T03:50:10.436Z","source_disclosed_at":"2024-03-26T21:23:45.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:49.676Z"},{"id":"NVI-00006779","kind":"vulnerability","title":"TinyMCE Cross-Site Scripting (XSS) vulnerability in handling external SVG files through Object or Embed elements","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-5359-pvf2-pw78","CVE-2024-29881"],"plain_summary":"OSV carries this publisher advisory for tinymce/tinymce, tinymce, TinyMCE. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 7.0.0 for tinymce/tinymce. Confirm the publisher’s latest guidance.","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 7.0.0 for tinymce. Confirm the publisher’s latest guidance.","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c252544c4465751ebf23ca3e9588a7e0","url":"https://github.com/advisories/GHSA-5359-pvf2-pw78","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-5359-pvf2-pw78","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.676Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"tinymce/tinymce","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 7.0.0"]},{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"tinymce","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["SEMVER: introduced 0; fixed 7.0.0"]},{"certainty":"source_listed","source_ids":["sr-c252544c4465751ebf23ca3e9588a7e0"],"technology":"TinyMCE","known_exclusions":[],"conditions_summary":"### Impact\nA cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload.\n\n### Fix\nTinyMCE 6.8.1 introduced a new `convert_unsafe_embeds` option to automatically convert `object` and `embed` elements respective of their `type` attribute.  From TinyMCE 7.0.0 onwards, the `convert_unsafe_embeds` option is enabled by default.\n\n### Workarounds\nIf you are using TinyMCE 6.8.1 or higher, set `convert_unsafe_embeds` to true. For any earlier versions, a custom NodeFilter is recommended to remove or modify any `object` or `embed` elements. This can be added using the `editor.parser.addNodeFilter` and `editor.serializer.addNodeFilter` APIs.\n\n### Acknowledgements\nTiny Technologies would like to thank Toni Huttunen of Fraktal Oy for discovering this vulnerability.\n\n### References\n- [TinyMCE 6.8.1](https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-convert","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 7.0.0"]}],"null_published_at":"2026-10-31T22:13:10.073Z","source_updated_at":"2026-09-10T03:50:10.436Z","source_disclosed_at":"2024-03-26T21:23:45.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:41:49.676Z"}],"next_cursor":null,"snapshot_revision":"42594"}