Server Side Template Injection in MCMS

CRITICAL 9.1CVE-2021-46063 · GHSA-gc79-gh4f-9g6w · Published 18/02/2022 · updated 17/06/2026

In short

CVE-2021-46063 is a CRITICAL (CVSS 9.1) vulnerability affecting net.mingsoft:ms-mcms, mcms (mingsoft).
Chance of exploitation in the next 30 days (EPSS): 2.7%, higher than 86.1% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
net.mingsoft:ms-mcms Maven	`≤ 5.2.5`	No fix yet
mcms mingsoft	`= 5.2.5`	No fix yet

MCMS v5.2.5 was discovered to contain a Server Side Template Injection (SSTI) vulnerability via the Template Management module.

NVD description

MCMS v5.2.5 was discovered to contain a Server Side Template Injection (SSTI) vulnerability via the Template Management module.

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Package

Affected versions

Patched versions

Maven

≤ 5.2.5

No fix yet

= 5.2.5

No fix yet

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