CVSS 4.0
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
Phalcon is a high-performance, full-stack PHP framework. Prior to 5.14.1, Phalcon\Encryption\Crypt::decrypt compares the attacker-supplied HMAC tag against the freshly computed HMAC using PHP/Zephir identity comparison, which lowers to a byte-wise comparison that returns early on the first differing byte. This observable timing discrepancy can allow an attacker to recover a valid tag byte-by-byte and attach it to a chosen IV and ciphertext so that decrypt() accepts tampered encrypted content as authentic. This issue is fixed in version 5.14.1.
Засегнати продукти
- phalcon cphalcon: < 5.14.1
Вид слабост
История
- 10 юли 2026 Публикувано
Други уязвимости в phalcon cphalcon
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-54736
- https://nvd.nist.gov/vuln/detail/CVE-2026-54736
- https://github.com/phalcon/cphalcon/security/advisories/GHSA-8jqh-95g6-7jpj
- https://github.com/phalcon/cphalcon/issues/17090
- https://github.com/phalcon/cphalcon/pull/17091
- https://github.com/phalcon/cphalcon/commit/ad53ab1b2e7ec59b3af92b0b37b8aaa099011137
- https://github.com/phalcon/cphalcon/releases/tag/v5.14.1