Description
The OpenSAML C++ library before 3.3.1 allows forging of signed SAML messages via parameter manipulation (when using SAML bindings that rely on non-XML signatures).
References (4)
Scores
CVSS v3
4.0
EPSS
0.0015
EPSS Percentile
34.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-347
Status
published
Products (1)
Shibboleth/OpenSAML C++ library
< 3.3.1
Published
Mar 28, 2025
Tracked Since
Feb 18, 2026