VULNERABILITY INTELLIGENCE

CVE-2016-5431

CVSS score7.5 HIGH
EPSS probability0.95%
CISA KEVNot currently listed
Published2019-08-07
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

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.

Weakness classification

  • CWE-327: Use of a Broken or Risky Cryptographic Algorithm

Primary references