{"items":[{"id":"NVI-00012974","kind":"vulnerability","title":"pypdf: Possible large memory usage when retrieving alphabetical page labels","revision":4,"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-w23x-9jrw-r45c","CVE-2026-103000"],"plain_summary":"GitHub lists this reviewed advisory for pypdf. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-07ca324448672ed6edd6a043b84f94b3"],"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":"2026-11-02T16:06:04.477Z","value":"7.5 HIGH (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-675048a5d638f652b9a8f8b6665c77ee"},{"kind":"CVSS","as_of":"2026-11-02T16:06:04.477Z","value":"8.7 HIGH (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-675048a5d638f652b9a8f8b6665c77ee"},{"kind":"EPSS","as_of":"2026-11-05T12:03:04.000Z","value":"0.352%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.2899. Missing scores are unknown.","source_id":"sr-07ca324448672ed6edd6a043b84f94b3"}],"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-268bc0e433e0fb77e930475561de8382","url":"https://github.com/advisories/GHSA-w23x-9jrw-r45c","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-w23x-9jrw-r45c","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-675048a5d638f652b9a8f8b6665c77ee","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103000","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-103000","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:04.487Z"},{"id":"sr-07ca324448672ed6edd6a043b84f94b3","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-2026-103000","publisher":"FIRST EPSS","observed_at":"2026-11-06T00:24:57.624Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-268bc0e433e0fb77e930475561de8382"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires accessing the page labels of a document with large alphabetical labels.\n\n### Patches\n\nThis has been fixed in pypdf==6.19.0.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4096.","public_affected_ranges":["< 6.19.0"]}],"null_published_at":"2026-11-08T15:11:49.407Z","source_updated_at":"2026-10-01T15:07:09.000Z","source_disclosed_at":"2026-10-01T15:07:08.000Z","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":"2026-11-01T07:22:52.960Z"},{"id":"NVI-00012974","kind":"vulnerability","title":"pypdf: Possible large memory usage when retrieving alphabetical page labels","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-w23x-9jrw-r45c","CVE-2026-103000"],"plain_summary":"GitHub lists this reviewed advisory for pypdf. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-0ea1215f733d941dd169477763f94b14"],"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":"2026-11-02T16:06:04.477Z","value":"7.5 HIGH (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-675048a5d638f652b9a8f8b6665c77ee"},{"kind":"CVSS","as_of":"2026-11-02T16:06:04.477Z","value":"8.7 HIGH (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-675048a5d638f652b9a8f8b6665c77ee"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.352%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.28847. Missing scores are unknown.","source_id":"sr-0ea1215f733d941dd169477763f94b14"}],"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-268bc0e433e0fb77e930475561de8382","url":"https://github.com/advisories/GHSA-w23x-9jrw-r45c","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-w23x-9jrw-r45c","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-675048a5d638f652b9a8f8b6665c77ee","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103000","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-103000","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:04.487Z"},{"id":"sr-0ea1215f733d941dd169477763f94b14","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-2026-103000","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.838Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-268bc0e433e0fb77e930475561de8382"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires accessing the page labels of a document with large alphabetical labels.\n\n### Patches\n\nThis has been fixed in pypdf==6.19.0.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4096.","public_affected_ranges":["< 6.19.0"]}],"null_published_at":"2026-11-07T07:07:42.481Z","source_updated_at":"2026-10-01T15:07:09.000Z","source_disclosed_at":"2026-10-01T15:07:08.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T07:22:52.960Z"},{"id":"NVI-00012974","kind":"vulnerability","title":"pypdf: Possible large memory usage when retrieving alphabetical page labels","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-w23x-9jrw-r45c","CVE-2026-103000"],"plain_summary":"GitHub lists this reviewed advisory for pypdf. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-0ea1215f733d941dd169477763f94b14"],"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":"2026-11-02T12:00:30.000Z","value":"0.352%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.28847. Missing scores are unknown.","source_id":"sr-0ea1215f733d941dd169477763f94b14"}],"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-268bc0e433e0fb77e930475561de8382","url":"https://github.com/advisories/GHSA-w23x-9jrw-r45c","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-w23x-9jrw-r45c","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-0ea1215f733d941dd169477763f94b14","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-2026-103000","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.838Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-268bc0e433e0fb77e930475561de8382"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires accessing the page labels of a document with large alphabetical labels.\n\n### Patches\n\nThis has been fixed in pypdf==6.19.0.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4096.","public_affected_ranges":["< 6.19.0"]}],"null_published_at":"2026-11-04T10:04:47.596Z","source_updated_at":"2026-10-01T15:07:09.000Z","source_disclosed_at":"2026-10-01T15:07:08.000Z","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":"2026-11-01T07:22:52.960Z"},{"id":"NVI-00012974","kind":"vulnerability","title":"pypdf: Possible large memory usage when retrieving alphabetical page labels","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-w23x-9jrw-r45c","CVE-2026-103000"],"plain_summary":"GitHub lists this reviewed advisory for pypdf. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-268bc0e433e0fb77e930475561de8382"],"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":[],"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-268bc0e433e0fb77e930475561de8382","url":"https://github.com/advisories/GHSA-w23x-9jrw-r45c","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-w23x-9jrw-r45c","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-268bc0e433e0fb77e930475561de8382"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires accessing the page labels of a document with large alphabetical labels.\n\n### Patches\n\nThis has been fixed in pypdf==6.19.0.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4096.","public_affected_ranges":["< 6.19.0"]}],"null_published_at":"2026-11-01T07:29:12.906Z","source_updated_at":"2026-10-01T15:07:09.000Z","source_disclosed_at":"2026-10-01T15:07:08.000Z","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":"2026-11-01T07:22:52.960Z"}],"next_cursor":null,"snapshot_revision":"42594"}