{"items":[{"id":"NVI-00013188","kind":"vulnerability","title":"pypdf: Possible long runtimes when generating appearance streams","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-php9-fj8v-98fj","CVE-2026-102998"],"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-0860f3f8ffbeccfe2e6ac890288e01f1"],"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-0860f3f8ffbeccfe2e6ac890288e01f1"},{"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-0860f3f8ffbeccfe2e6ac890288e01f1"}],"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-896cfbae6187f827d6d709e46d2b45b9","url":"https://github.com/advisories/GHSA-php9-fj8v-98fj","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-php9-fj8v-98fj","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-0860f3f8ffbeccfe2e6ac890288e01f1","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102998","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-102998","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:04.487Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-896cfbae6187f827d6d709e46d2b45b9"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires updating form field values with flattening enabled, which triggers appearance stream generation.\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 #4087.","public_affected_ranges":["< 6.19.0"]}],"null_published_at":"2026-11-03T10:03:31.368Z","source_updated_at":"2026-10-01T15:07:24.000Z","source_disclosed_at":"2026-10-01T15:07:21.000Z","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-00013188","kind":"vulnerability","title":"pypdf: Possible long runtimes when generating appearance streams","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-php9-fj8v-98fj","CVE-2026-102998"],"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-896cfbae6187f827d6d709e46d2b45b9"],"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-896cfbae6187f827d6d709e46d2b45b9","url":"https://github.com/advisories/GHSA-php9-fj8v-98fj","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-php9-fj8v-98fj","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-896cfbae6187f827d6d709e46d2b45b9"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires updating form field values with flattening enabled, which triggers appearance stream generation.\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 #4087.","public_affected_ranges":["< 6.19.0"]}],"null_published_at":"2026-11-01T07:29:12.928Z","source_updated_at":"2026-10-01T15:07:24.000Z","source_disclosed_at":"2026-10-01T15:07:21.000Z","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"}