CVE-2016-5431

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CVSS 3.1

7.5 high

EPSS

<1%p58

Published

Aug 7, 2019 (Aug 7, 2019)

Modified

Jun 17, 2026

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.

Vendors: php jose project
Products: php jose
Weakness: CWE-327
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.9%)

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