CVSS 4.0
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, без особени условия, само при определена конфигурация или състояние на системата, без вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката не може да се автоматизира
Описание
Оригинално описание
Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safe_join function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that safe_join accepts paths with multiple segments, such as example/NUL. The function send_from_directory uses safe_join to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely. This issue has been fixed in version 3.1.6.
Засегнати продукти
- pallets werkzeug: < 3.1.6
Вид слабост
История
- 21 февруари 2026 Публикувано
Други уязвимости в pallets werkzeug
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-27199
- https://nvd.nist.gov/vuln/detail/CVE-2026-27199
- https://github.com/pallets/werkzeug/security/advisories/GHSA-29vq-49wr-vm6x
- https://github.com/pallets/werkzeug/commit/f407712fdc60a09c2b3f4fe7db557703e5d9338d
- https://github.com/pallets/werkzeug/releases/tag/3.1.6