{"items":[{"id":"NVI-00015138","kind":"vulnerability","title":"pypdf: Possible long runtimes/large memory usage for large CID font width ranges","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-fwg2-594c-jp42","CVE-2026-71852"],"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-2ed28580ae3ce9011ae0527470768207"],"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":"3.3 LOW (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-2ed28580ae3ce9011ae0527470768207"},{"kind":"CVSS","as_of":"2026-11-02T16:06:04.477Z","value":"4.8 MEDIUM (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2ed28580ae3ce9011ae0527470768207"}],"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-2ab66d5f3068585069e7f66546099d1a","url":"https://github.com/advisories/GHSA-fwg2-594c-jp42","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-fwg2-594c-jp42","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T02:28:46.523Z"},{"id":"sr-2ed28580ae3ce9011ae0527470768207","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-71852","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-71852","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-08T15:08:07.832Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-2ab66d5f3068585069e7f66546099d1a"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the font width entries of a font with unusually large values, for example during text extraction.\n\n### Patches\n\nThis has been fixed in pypdf==6.15.0.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #3946.","public_affected_ranges":["< 6.15.0"]}],"null_published_at":"2026-11-08T19:53:44.045Z","source_updated_at":"2026-08-07T18:54:00.000Z","source_disclosed_at":"2026-08-07T18:54:00.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-03T02:28:46.523Z"},{"id":"NVI-00015138","kind":"vulnerability","title":"pypdf: Possible long runtimes/large memory usage for large CID font width ranges","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-fwg2-594c-jp42","CVE-2026-71852"],"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-2ab66d5f3068585069e7f66546099d1a"],"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-2ab66d5f3068585069e7f66546099d1a","url":"https://github.com/advisories/GHSA-fwg2-594c-jp42","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-fwg2-594c-jp42","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T02:28:46.523Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-2ab66d5f3068585069e7f66546099d1a"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the font width entries of a font with unusually large values, for example during text extraction.\n\n### Patches\n\nThis has been fixed in pypdf==6.15.0.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #3946.","public_affected_ranges":["< 6.15.0"]}],"null_published_at":"2026-11-03T10:03:26.553Z","source_updated_at":"2026-08-07T18:54:00.000Z","source_disclosed_at":"2026-08-07T18:54:00.000Z","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":"2026-11-03T02:28:46.523Z"}],"next_cursor":null,"snapshot_revision":"42594"}