RCE in Dameng100 Muucmf

CVE-2026-4846

A vulnerability has been found in dameng100 muucmf 1.9.5.20260309. The affected element is an unknown function of the file channel/admin.Account/autoReply.html. Such manipulation of the argument keyword leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (18.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4846?
CVE-2026-4846 is a medium-severity vulnerability in Dameng100 Muucmf, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-03-26.
How severe is CVE-2026-4846?
Medium severity. CVSS v3 base score is 4.3 out of 10.