PYSEC-2026-4153
pypdf: Possible long runtimes/large memory usage when parsing indirect objects
En bref
- Publiée
- Mise à jour
- CVE
- CVE-2026-102994
- Alias
- GHSA-5jq2-8x83-x246
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Description
### Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires reading a PDF document with long indirect object headers, not terminated by whitespace. ### Patches This has been fixed in [pypdf==6.18.0](https://github.com/py-pdf/pypdf/releases/tag/6.18.0). ### Workarounds If you cannot upgrade yet, consider applying the changes from PR [#4055](https://github.com/py-pdf/pypdf/pull/4055).
Paquets affectés
| Paquet | Versions |
|---|---|
| PyPI · pypdf | introduced 0, fixed 6.18.0 |
Références
- https://github.com/py-pdf/pypdf/security/advisories/GHSA-5jq2-8x83-x246 WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-102994 ADVISORY
- https://github.com/py-pdf/pypdf/pull/4055 WEB
- https://github.com/py-pdf/pypdf/commit/82501d2993c6387833c4949d205caeb188f8bb9e WEB
- https://github.com/py-pdf/pypdf PACKAGE
- https://github.com/py-pdf/pypdf/releases/tag/6.18.0 WEB
- https://pypi.org/project/pypdf PACKAGE
- https://github.com/advisories/GHSA-5jq2-8x83-x246 ADVISORY
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — PyPA Advisory Database |