# CVE-2026-94132

Critical RCE in AcyMailing mailbox allows PHP upload via email

- Page: https://www.vulneraibility.com/cve/CVE-2026-94132
- CVSS: 9.5
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.47% (percentile 41.1)
- Unvetted proof-of-concept code on GitHub: 1 GitHub proof of concept (first 2026-09-26)
- CISA SSVC: exploitation none, automatable no, technical impact total (assessed 2026-09-26)
- Weakness: CWE-434
- Published: 2026-09-26

## Affected versions

- acymailing.com AcyMailing Enterprise extension for Joomla: affected 1.0.0-11.0.5

A version outside these ranges is not a statement that it is unaffected.

## Impact

Remote code execution: attacker can upload PHP to webroot via emailed MIME parts and execute arbitrary code, enabling site compromise.

## Action

Immediate action required

## Recommendation

Upgrade AcyMailing to 11.1.0+ or disable mailbox monitoring until patched

## References

- [other] https://www.acymailing.com/

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.