CVE-2026-7460

HIGH

mailcow-dockerized 2026-03b - Stored XSS in Queue Manager via unescaped

Title source: cna
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
https://fluidattacks.com/advisories/mojabi

Scores

CVSS v4 7.4
EPSS 0.0032
EPSS Percentile 23.6%
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-79
Status published
Products (1)
mailcow/mailcow-dockerized 2026-03b
Published May 20, 2026
Tracked Since May 20, 2026