MEDIUMCVSS v4 6.0Vulnerability
CVE-2026-113795
### Impact 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).
Properties
- Severity
- medium
- Summary
- pypdf: Possible large memory usage for streams with multiple filters
- Nvd fetched at
- 2026-10-22T22:14:18.200859+00:00
- Epss score
- 0.00466
- Cvss severity
- MEDIUM
- Cvss score
- 6
- Retrieved at
- 2026-10-22T22:17:33+00:00
- Ghsa published
- 2026-10-21T16:48:30Z
- Source url
- https://github.com/advisories/GHSA-7mh2-4gg2-979f
- Ghsa updated
- 2026-10-21T16:48:32Z
- Ghsa id
- GHSA-7mh2-4gg2-979f
- Last source
- FIRST EPSS
- Cvss version
- 4.0
- Score
- 6
- Cve id
- CVE-2026-113795
- Cvss vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- First seen by Signal
- 2026-10-21T17:40:10+00:00
- Is ghsa only
- false
- Vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Published at
- 2026-10-21T16:17:28.850
Related Entities (4)
HAS_WEAKNESS (2)
AFFECTS (1)
VULNERABLE_TO (1)
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