CVE-2026-89040

CRITICAL Status: Received

CVSS Scores

CVSS v3.x Base Score
9.8
CRITICAL

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.

Published
September 15, 2026 8:19 PM
Last Modified
September 15, 2026 8:19 PM
Source
9119a7d8-5eab-497f-8521-727c672e3725

Weaknesses (CWE)

CWE-22

References

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