CVE-2024-25191

9.8 criticalEPSS 0.9%

Critical (9.8) in zihanggao php-jwt. EPSS 0.9% chance of exploitation in the next 30 days.

php-jwt 1.0.0 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWE: CWE-203
Published: 2024-02-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

zihanggao:php-jwt

References

https://github.com/P3ngu1nW/CVE_Request/blob/main/cdoco%3Aphp-jwt.md
https://github.com/P3ngu1nW/CVE_Request/blob/main/cdoco%3Aphp-jwt.md

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