CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, при специфични условия, без вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката не може да се автоматизира
Описание
Оригинално описание
PyJWT is a Python implementation of JSON Web Token standards. From 2.13.0 until 2.14.0, PyJWT HMACAlgorithm.prepare_key is affected because HMAC key guard only recognizes top-level public JWK forms and misses container representations. This occurs when an application allows HMAC and asymmetric algorithms and passes a public JWK container as the raw key. As a result, public asymmetric key material is accepted as the HMAC secret. Consequently, an attacker who knows the public key can forge a token with arbitrary authenticated claims. This issue is fixed in version 2.14.0.
Засегнати продукти
- jpadilla pyjwt: >= 2.13.0, < 2.14.0
Вид слабост
История
- 28 септември 2026 Публикувано
Други уязвимости в jpadilla pyjwt
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-102273
- https://nvd.nist.gov/vuln/detail/CVE-2026-102273
- https://github.com/jpadilla/pyjwt/security/advisories/GHSA-w2cx-738m-mc7w
- https://github.com/jpadilla/pyjwt/commit/801cd128528c62d9b23fcd161d1a2e1c17982f95
- https://github.com/jpadilla/pyjwt/releases/tag/2.14.0