{"id":"ghsa-ghsa-7mh2-4gg2-979f","seq":32742,"kind":"advisory","title":"pypdf: Possible large memory usage for streams with multiple filters","url":"https://github.com/advisories/GHSA-7mh2-4gg2-979f","permalink":"https://vulnpulse.app/items/ghsa-ghsa-7mh2-4gg2-979f","summary":"影響: pip:pypdf < 6.20.0 → 6.20.0\nImpact An attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires accessing any stream with a large amount of filters or multiple filters which pass around large amounts of data. Patches This has been fixed in [pypdf==6.20.0](https://github.com/py-pdf/pypdf/releases/tag/6.20.0). Workarounds If you cannot upgrade yet, consider applying the changes from PR [#4173](https://github.com/py-pdf/pypdf/pull/4173).","severity":"medium","techs":["python","github"],"cves":["CVE-2026-113795"],"tags":["GHSA-7mh2-4gg2-979f","pypdf"],"source":{"id":"ghsa","name":"GitHub Advisory Database"},"published_at":"2026-10-21T16:48:30.000Z","fetched_at":"2026-10-21T18:28:52.985Z"}