CVE-2016-5431

HIGH

php_jose < 2.2.1 - Key Confusion and Algorithm Substitution in JWS Component

Title source: llm

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.

References (1)

Core 1

Core References

Patch x_refsource_confirm

https://github.com/nov/jose-php/commit/1cce55e27adf0274193eb1cd74b927a398a3df4b

Scores

CVSS v3 7.5

EPSS 0.0084

EPSS Percentile 53.1%

Attack Vector NETWORK

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

Details

CWE

CWE-327

Status published

Products (2)

gree/jose 0 - 2.2.1Packagist

php_jose_project/php_jose < 2.2.1

Published Aug 07, 2019

Tracked Since Feb 18, 2026