Vulnerability · Published Mar 28, 2025 · Assigned by mitre
CVE-2025-31335
Medium 4.0
In plain English
A medium-severity security flaw in OpenSAML C++ library from Shibboleth. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.0Medium
Exploit odds (30 days)0.2%top 83.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | opensaml | 3.2.1-3+deb12u1 | DEBIAN-CVE-2025-31335 |
| Debian:12 | opensaml | 3.2.1-3+deb12u1 | DSA-5879-1 |
| Debian:13 | opensaml | 3.3.1-1 | DEBIAN-CVE-2025-31335 |
| Debian:14 | opensaml | 3.3.1-1 | DEBIAN-CVE-2025-31335 |
| Ubuntu:22.04:LTS | opensaml | 3.2.1-1ubuntu0.1 | UBUNTU-CVE-2025-31335 |
| Ubuntu:24.04:LTS | opensaml | 3.2.1-4.1ubuntu0.24.04.1 | UBUNTU-CVE-2025-31335 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Shibboleth | OpenSAML C++ library | 0 – before 3.3.1 |
Weakness: CWE-347 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N