CVE-2026-41312
medium
CVSS v3
6.5
CVSS v2
—
VIR risk
6.5
Description
pypdf: Manipulated FlateDecode predictor parameters can exhaust RAM
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-41312
Vendor advisory: security-advisories@github.com — https://github.com/py-pdf/pypdf/security/advisories/GHSA-7gw9-cf7v-778f
Vendor advisory: security-advisories@github.com — https://github.com/py-pdf/pypdf/releases/tag/6.10.2
Vendor advisory: security-advisories@github.com — https://github.com/py-pdf/pypdf/pull/3734
Vendor advisory: security-advisories@github.com — https://github.com/py-pdf/pypdf/commit/ac734dab4eef92bcce50d503949b4d9887d89f11
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bullseye | affected | |
| debian | bookworm | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| pypdf_project | pypdf | {"endExcluding":"6.10.2"} | 6.10.2 |
References
- https://github.com/py-pdf/pypdf/security/advisories/GHSA-7gw9-cf7v-778f
- https://nvd.nist.gov/vuln/detail/CVE-2026-41312
- https://github.com/py-pdf/pypdf/pull/3734
- https://github.com/py-pdf/pypdf/commit/ac734dab4eef92bcce50d503949b4d9887d89f11
- https://github.com/py-pdf/pypdf
- https://github.com/py-pdf/pypdf/releases/tag/6.10.2
- https://security-tracker.debian.org/tracker/CVE-2026-41312
- https://github.com/advisories/GHSA-7gw9-cf7v-778f
CWEs
CWE-789
Verify integrity in audit chain (admin only). AS-IS.