CVE-2026-89040

CRITICAL9.8

Published 2026-09-15 · Source 9119a7d8-5eab-497f-8521-727c672e3725

Description

Tencent Mass Service Engine in Cluster (MSEC) allows a remote, unauthenticated attacker to send a crafted POST request including ../ and gain root access on the target device. An attacker who uploads a webshell can execute arbitrary code as root.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-22

References

View on NVD

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