Read the docs
TI-2023-16182 Aliases CVE-2023-32994GHSA-9m92-qwpc-qm78

Improper certificate validation in Jenkins SAML Single Sign On Plugin

Priority LOW 17CWE-295Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Spoofing
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-295.

Summary

Jenkins SAML Single Sign On(SSO) Plugin 2.1.0 and earlier unconditionally disables SSL/TLS certificate validation for connections to miniOrange or the configured IdP to retrieve SAML metadata, which could be abused using a man-in-the-middle attack to intercept these connections.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00244 15th percentileScored 2026-11-07
Fix Fixed io.jenkins.plugins:miniorange-saml-sp (Maven): 2.2.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
JenkinsJenkins SAML Single Sign On(SSO) Pluginup to 2.1.0—No fix listedCNA
—io.jenkins.plugins:miniorange-saml-sp (Maven)before 2.2.02.2.0Patch availableGHSA-9m92-qwpc-qm78
  • Jenkins SAML Single Sign On(SSO) Plugin VendorJenkins Affected up to 2.1.0 Fixed in — No fix listed CNA
  • io.jenkins.plugins:miniorange-saml-sp (Maven) Vendor— Affected before 2.2.0 Fixed in 2.2.0 Patch available GHSA-9m92-qwpc-qm78

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:jenkins:saml_single_sign_on:*:*:*:*:*:jenkins:*:*up to 2.1.0VulnerableJenkins
  • cpe:2.3:a:jenkins:saml_single_sign_on:*:*:*:*:*:jenkins:*:* Versions up to 2.1.0 Vulnerable ·Jenkins

Remediation

  • Fix · GHSA-9m92-qwpc-qm78 io.jenkins.plugins:miniorange-saml-sp (Maven) Fixed in 2.2.0 Advisory →

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Jenkins SAML Single Sign On(SSO) Plugin — Jenkins Security Advisory 2023-05-16

    6 records Highest priority Priority MEDIUM 3 MEDIUM, 3 LOW

    Other records, highest priority first

    • TI-2023-16180 Incorrect permission assignment in Jenkins SAML Single Sign On PluginPriority MEDIUM 42
    • TI-2023-16179 Cross-site request forgery in Jenkins SAML Single Sign On PluginPriority MEDIUM 41
    • TI-2023-16183 Cross-site request forgery in Jenkins SAML Single Sign On PluginPriority MEDIUM 40
    Show all 6 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-32994
  2. 2026-10-03 Alias added: GHSA-9m92-qwpc-qm78

References

Advisory 2

  • TI-2023-16180 Incorrect permission assignment in Jenkins SAML Single Sign On Plugin CVSS 3.1HIGH 8.8
  • TI-2023-16179 Cross-site request forgery in Jenkins SAML Single Sign On Plugin CVSS 3.1HIGH 8.8
  • TI-2023-16183 Cross-site request forgery in Jenkins SAML Single Sign On Plugin CVSS 3.1HIGH 8.8
  • TI-2023-16181 Origin validation error in Jenkins SAML Single Sign On Plugin CVSS 3.1MEDIUM 4.8
  • TI-2023-19377 Missing authorization in Jenkins SAML Single Sign On Plugin CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences