2.7
CVSS 4.0
Няма данни
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Няма потвърждение
Атакува се
Няма данни
Време до експлоатация
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-reference table, PDF files with lots of whitespace characters become problematic. Only the non-strict reading mode is affected. Only the non-strict reading mode is affected. This issue has been patched in version 6.6.0.
Засегнати продукти
- py-pdf pypdf: < 6.6.0
Вид слабост
История
- 10 януари 2026 Публикувано
Други уязвимости в py-pdf pypdf
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-22691
- https://nvd.nist.gov/vuln/detail/CVE-2026-22691
- https://github.com/py-pdf/pypdf/security/advisories/GHSA-4f6g-68pf-7vhv
- https://github.com/py-pdf/pypdf/pull/3594
- https://github.com/py-pdf/pypdf/commit/294165726b646bb7799be1cc787f593f2fdbcf45
- https://github.com/py-pdf/pypdf/releases/tag/6.6.0