Shibboleth OpenSAML library 2.4.x before 2.4.3 and 2.5.x before 2.5.1, and IdP before…
Priority LOW 30CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-287.
Summary
Shibboleth OpenSAML library 2.4.x before 2.4.3 and 2.5.x before 2.5.1, and IdP before 2.3.2, allows remote attackers to forge messages and bypass authentication via an "XML Signature wrapping attack."
Why it matters now
EPSS 0.02291 83rd percentileScored 2026-11-07
Fix Fixed org.opensaml:opensaml (Maven): 2.4.3, 2.5.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | org.opensaml:opensaml (Maven) | 2.4.0 to before 2.4.3 | 2.4.3 | Patch available | GHSA-qwwj-qj3f-9hv7 |
| — | org.opensaml:opensaml (Maven) | 2.5.0 to before 2.5.1 | 2.5.1 | Patch available | GHSA-qwwj-qj3f-9hv7 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- org.opensaml:opensaml (Maven) Vendor— Affected 2.4.0 to before 2.4.3 Fixed in 2.4.3 Patch available GHSA-qwwj-qj3f-9hv7
- org.opensaml:opensaml (Maven) Vendor— Affected 2.5.0 to before 2.5.1 Fixed in 2.5.1 Patch available GHSA-qwwj-qj3f-9hv7
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:shibboleth:opensaml:2.4.0:*:*:*:*:*:*:* | 2.4.0 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:opensaml:2.4.1:*:*:*:*:*:*:* | 2.4.1 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:opensaml:2.4.2:*:*:*:*:*:*:* | 2.4.2 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:opensaml:2.5.0:*:*:*:*:*:*:* | 2.5.0 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:*:*:*:*:*:*:*:* | up to 2.3.1 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.0.0:*:*:*:*:*:*:* | 2.0.0 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.0:*:*:*:*:*:*:* | 2.1.0 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.1:*:*:*:*:*:*:* | 2.1.1 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.2:*:*:*:*:*:*:* | 2.1.2 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.3:*:*:*:*:*:*:* | 2.1.3 | Vulnerable | Shibboleth |
- cpe:2.3:a:shibboleth:opensaml:2.4.0:*:*:*:*:*:*:* Versions 2.4.0 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:opensaml:2.4.1:*:*:*:*:*:*:* Versions 2.4.1 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:opensaml:2.4.2:*:*:*:*:*:*:* Versions 2.4.2 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:opensaml:2.5.0:*:*:*:*:*:*:* Versions 2.5.0 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:*:*:*:*:*:*:*:* Versions up to 2.3.1 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.0.0:*:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.2:*:*:*:*:*:*:* Versions 2.1.2 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.3:*:*:*:*:*:*:* Versions 2.1.3 Vulnerable ·Shibboleth
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.4:*:*:*:*:*:*:* | 2.1.4 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.5:*:*:*:*:*:*:* | 2.1.5 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.2.0:*:*:*:*:*:*:* | 2.2.0 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.2.1:*:*:*:*:*:*:* | 2.2.1 | Vulnerable | Shibboleth |
| cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.3.0:*:*:*:*:*:*:* | 2.3.0 | Vulnerable | Shibboleth |
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.4:*:*:*:*:*:*:* Versions 2.1.4 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.1.5:*:*:*:*:*:*:* Versions 2.1.5 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.2.0:*:*:*:*:*:*:* Versions 2.2.0 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.2.1:*:*:*:*:*:*:* Versions 2.2.1 Vulnerable ·Shibboleth
- cpe:2.3:a:shibboleth:shibboleth-identity-provider:2.3.0:*:*:*:*:*:*:* Versions 2.3.0 Vulnerable ·Shibboleth
Remediation
- Fix · GHSA-qwwj-qj3f-9hv7 org.opensaml:opensaml (Maven) Fixed in 2.4.3 Advisory →
- Fix · GHSA-qwwj-qj3f-9hv7 org.opensaml:opensaml (Maven) Fixed in 2.5.1 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1411
- 2026-10-03 Alias added: GHSA-qwwj-qj3f-9hv7
References
More Shibboleth Opensaml vulnerabilities
- TI-2017-12400 The DynamicMetadataProvider class in saml/saml2/metadata/impl/DynamicMetadataProvider.cpp… CVSS 3.0HIGH 8.1
- TI-2013-05393 The (1) BasicParserPool, (2) StaticBasicParserPool, (3) XML Decrypter, and (4) SAML… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2011-1411 · CVE Program
- CVE-2011-1411 · NVD
- FIRST EPSS
- GHSA-qwwj-qj3f-9hv7 · GitHub Advisory Database · CC BY 4.0
- CVE-2011-1411 · Red Hat security data · CC BY 4.0
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