{"items":[{"id":"NVI-00008233","kind":"vulnerability","title":"melisplatform/melis-cms vulnerable to deserialization of untrusted data","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-m3m3-6gww-7gj9","CVE-2022-39297"],"plain_summary":"OSV carries this publisher advisory for melisplatform/melis-cms. 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 5.0.1 for melisplatform/melis-cms. Confirm the publisher’s latest guidance.","source_ids":["sr-fb38150ecaedec3bce6d34890ccd45d4"],"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-51f28236d2cb479462e6e5f7211255b1"],"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":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"1.267%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.69771. Missing scores are unknown.","source_id":"sr-51f28236d2cb479462e6e5f7211255b1"}],"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-fb38150ecaedec3bce6d34890ccd45d4","url":"https://github.com/advisories/GHSA-m3m3-6gww-7gj9","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m3m3-6gww-7gj9","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.972Z"},{"id":"sr-51f28236d2cb479462e6e5f7211255b1","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-2022-39297","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-fb38150ecaedec3bce6d34890ccd45d4"],"technology":"melisplatform/melis-cms","known_exclusions":[],"conditions_summary":"### Impact\n\nAttackers can deserialize arbitrary data on affected versions of `melisplatform/melis-cms`, and ultimately leads to the execution of arbitrary PHP code on the system. Conducting this attack does not require authentication.\n\nUsers should immediately upgrade to `melisplatform/melis-cms` >= 5.0.1.\n\n### Patches\n\nThis issue was addressed by restricting allowed classes when deserializing user-controlled data. \n\n### References\n\n- https://github.com/melisplatform/melis-cms/commit/d124b2474699a679a24ec52620cadceb3d4cec11\n\n### For more information\n\nIf you have any questions or comments about this advisory, you can contact:\n- The original reporters, by sending an email to vulnerability.research [at] sonarsource.com;\n- The maintainers, by opening an issue on this repository.\n","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 5.0.1"]}],"null_published_at":"2026-11-01T01:04:04.828Z","source_updated_at":"2023-11-08T04:10:18.084Z","source_disclosed_at":"2022-10-11T20:45:54.000Z","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":"2026-10-31T21:42:30.972Z"},{"id":"NVI-00008233","kind":"vulnerability","title":"melisplatform/melis-cms vulnerable to deserialization of untrusted data","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-m3m3-6gww-7gj9","CVE-2022-39297"],"plain_summary":"OSV carries this publisher advisory for melisplatform/melis-cms. 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 5.0.1 for melisplatform/melis-cms. Confirm the publisher’s latest guidance.","source_ids":["sr-fb38150ecaedec3bce6d34890ccd45d4"],"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-fb38150ecaedec3bce6d34890ccd45d4","url":"https://github.com/advisories/GHSA-m3m3-6gww-7gj9","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m3m3-6gww-7gj9","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.972Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-fb38150ecaedec3bce6d34890ccd45d4"],"technology":"melisplatform/melis-cms","known_exclusions":[],"conditions_summary":"### Impact\n\nAttackers can deserialize arbitrary data on affected versions of `melisplatform/melis-cms`, and ultimately leads to the execution of arbitrary PHP code on the system. Conducting this attack does not require authentication.\n\nUsers should immediately upgrade to `melisplatform/melis-cms` >= 5.0.1.\n\n### Patches\n\nThis issue was addressed by restricting allowed classes when deserializing user-controlled data. \n\n### References\n\n- https://github.com/melisplatform/melis-cms/commit/d124b2474699a679a24ec52620cadceb3d4cec11\n\n### For more information\n\nIf you have any questions or comments about this advisory, you can contact:\n- The original reporters, by sending an email to vulnerability.research [at] sonarsource.com;\n- The maintainers, by opening an issue on this repository.\n","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 5.0.1"]}],"null_published_at":"2026-10-31T22:13:22.835Z","source_updated_at":"2023-11-08T04:10:18.084Z","source_disclosed_at":"2022-10-11T20:45:54.000Z","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":"2026-10-31T21:42:30.972Z"}],"next_cursor":null,"snapshot_revision":"42594"}