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Vulnerabilities

Vulnerability · CVE-2026-7460

mailcow-dockerized contains a stored cross-site scripting vulnerability in the administrator Queue Manager.

Published May 20, 2026 · catalog updated Jul 24, 2026 · mailcow-dockerized contains a stored

Check if you run it

No confirmed exploitation is on record for CVE-2026-7460. EPSS is 0.41%. Act only if a listed version of mailcow-dockerized contains a stored is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (mailcow-dockerized contains a stored).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.41%
Remediation
Not established
Affected products
See sources for product scope

mailcow-dockerized contains a stored cross-site scripting vulnerability in the administrator Queue Manager. The Queue Manager fetches mail queue entries from /api/v1/get/mailq/all, copies server-controlled Postfix queue fields into DataTables rows, and renders several of those fields as HTML without adequate output encoding. This issue affects mailcow-dockerized: 2026-03b.

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2026-7460

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-7460. EPSS is 0.41%. Act only if a listed version of mailcow-dockerized contains a stored is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-79: Cross-site Scripting (XSS). EPSS 0.41%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 20, 2026 · NIST NVD

    Detected

    mailcow-dockerized contains a stored cross-site scripting vulnerability in the administrator Queue Manager. The Queue Manager fetches mail queue entries from /api/v1/get/mailq/all, copies server-controlled Postfix queue fields into DataTables rows, and renders several of those fields as HTML without adequate output encoding. This issue affects mailcow-dockerized: 2026-03b.

  2. Jul 24, 2026 · NIST NVD

    Updated

    mailcow-dockerized contains a stored cross-site scripting vulnerability in the administrator Queue Manager. The Queue Manager fetches mail queue entries from /api/v1/get/mailq/all, copies server-controlled Postfix queue fields into DataTables rows, and renders several of those fields as HTML without adequate output encoding. This issue affects mailcow-dockerized: 2026-03b.

Sources

  • CVE.orgVulnerability recordCVE-2026-7460

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-7460

    30-day exploitation probability 0.4%

    first.org
  • NIST NVDVulnerability recordCVE-2026-7460

    mailcow-dockerized contains a stored cross-site scripting vulnerability in the administrator Queue Manager. The Queue Manager fetches mail queue entries from /api/v1/get/mailq/all, copies server-controlled Postfix queue fields into DataTables rows, and renders several of those fi

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.