{"items":[{"id":"NVI-00009140","kind":"vulnerability","title":"pypdf has possible large memory usage when parsing cross-reference streams","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x3rh-gjgm-fmqc","CVE-2026-119209"],"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-28f351c7391ca3a3eca56ade87061c35"],"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":"2026-11-03T12:00:27.000Z","value":"0.268%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.1904. Missing scores are unknown.","source_id":"sr-28f351c7391ca3a3eca56ade87061c35"}],"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-c786f10e0a82883bce08da4d44c9f3ed","url":"https://github.com/advisories/GHSA-x3rh-gjgm-fmqc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-x3rh-gjgm-fmqc","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-28f351c7391ca3a3eca56ade87061c35","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-2026-119209","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.779Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c786f10e0a82883bce08da4d44c9f3ed"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires opening a file with cross-reference streams.\n\n### Patches\n\nThis has been fixed in pypdf==6.21.3.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4269.","public_affected_ranges":["< 6.21.3"]}],"null_published_at":"2026-11-08T19:53:33.621Z","source_updated_at":"2026-10-30T23:07:30.000Z","source_disclosed_at":"2026-10-30T23:07:28.000Z","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":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009140","kind":"vulnerability","title":"pypdf has possible large memory usage when parsing cross-reference streams","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x3rh-gjgm-fmqc","CVE-2026-119209"],"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-c46635b5e6d56de88176aad87e3dcd51"],"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":"0.268%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.19022. Missing scores are unknown.","source_id":"sr-c46635b5e6d56de88176aad87e3dcd51"}],"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-c786f10e0a82883bce08da4d44c9f3ed","url":"https://github.com/advisories/GHSA-x3rh-gjgm-fmqc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-x3rh-gjgm-fmqc","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-c46635b5e6d56de88176aad87e3dcd51","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-2026-119209","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c786f10e0a82883bce08da4d44c9f3ed"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires opening a file with cross-reference streams.\n\n### Patches\n\nThis has been fixed in pypdf==6.21.3.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4269.","public_affected_ranges":["< 6.21.3"]}],"null_published_at":"2026-11-06T21:03:48.019Z","source_updated_at":"2026-10-30T23:07:30.000Z","source_disclosed_at":"2026-10-30T23:07:28.000Z","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":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009140","kind":"vulnerability","title":"pypdf has possible large memory usage when parsing cross-reference streams","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x3rh-gjgm-fmqc","CVE-2026-119209"],"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-c786f10e0a82883bce08da4d44c9f3ed"],"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-c786f10e0a82883bce08da4d44c9f3ed","url":"https://github.com/advisories/GHSA-x3rh-gjgm-fmqc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-x3rh-gjgm-fmqc","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c786f10e0a82883bce08da4d44c9f3ed"],"technology":"pypdf","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires opening a file with cross-reference streams.\n\n### Patches\n\nThis has been fixed in pypdf==6.21.3.\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR #4269.","public_affected_ranges":["< 6.21.3"]}],"null_published_at":"2026-10-31T22:13:31.286Z","source_updated_at":"2026-10-30T23:07:30.000Z","source_disclosed_at":"2026-10-30T23:07:28.000Z","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":"2026-10-31T21:55:49.621Z"}],"next_cursor":null,"snapshot_revision":"42594"}