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CVE-2025-31335: shibboleth opensaml c++ library

CVSS: 4.0v3.1MediumDeferred
AliasesSUSE-SU-2025:01500-1SUSE-SU-2025:1500-1SUSE-SU-2025:1501-1
Published 28-03-2025Last modified 28-03-2025
Open JSON

Vulnerability summary

CVE-2025-31335 is a medium (CVSS 4.0) vulnerability in shibboleth opensaml c++ library. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.4% of scored vulnerabilities.

Overall risk
16/100
0100
Low · default modelHow is this calculated?
CVSS score
4.0/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.24%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 0 · Related 1
USN-7364-1

Timeline

  1. 28-03-2025
    PublishedVulnerability first disclosed.
  2. 28-03-2025
    Last modifiedVulnerability information updated.

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).

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.24%

Chance of exploitation in the next 30 days

Percentile

14%

Versus all other CVEs

30-day change

0.00 pp

From 0.24% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.24%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Suse3 products
  • opensaml&distro=SUSE Linux Enterprise Module for Server Applications 15 SP6< 3.1.0-150300.3.3.1
  • opensaml&distro=SUSE Linux Enterprise Module for Server Applications 15 SP7< 3.1.0-150300.3.3.1
  • opensaml&distro=SUSE Linux Enterprise Server LTSS Extended Security 12 SP5< 2.5.5-3.6.1
Opensuse2 products
  • opensaml&distro=openSUSE Leap 15.6< 3.1.0-150300.3.3.1
  • opensaml&distro=openSUSE Tumbleweed< 3.3.1-2.1
Ubuntu2 products
  • opensaml< 3.0.1-1ubuntu0.1 | < 3.2.1-1ubuntu0.1 | < 3.2.1-4.1ubuntu0.24.04.1
  • opensaml2< 2.5.5-1ubuntu0.1+esm1 | < 2.6.1-1ubuntu0.1~esm1
Debian1 product
  • opensaml< 3.3.1-1 | < 3.2.1-3+deb12u1 | < 3.2.0-2+deb11u1
Shibboleth1 product

5 vendors · 9 products

References

14 links
Show all 14 references