CVE-2016-5431
HIGH 7.5EPSS 0.9%
The PHP JOSE Library by Gree Inc. before version 2.2.1 is vulnerable to key confusion/algorithm substitution in the JWS component resulting in bypassing the signature verification via crafted tokens.
- CVSS v3.1
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS v3.1
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS v2.0
- 5.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N - EPSS
- 0.93% chance of exploitation in the next 30 days, 58th percentile
- Published
- 2019-08-07
- Updated
- 2024-08-06
Proof-of-concept exploits (1)
- achmadismail173/jwt_exploit5★ · 2025-07-28