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Fencer Intel
critical 9.8

CVE-2022-22929 json

Arbitrary File Upload in Mingsoft MCMS

published 4y ago modified 4mo ago also GHSA-77hh-p7r6-66pv , EUVD-2022-0498

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
0
none known

Summary

MCMS v5.2.4 was discovered to have an arbitrary file upload vulnerability in the New Template module, which allows attackers to execute arbitrary code via a crafted ZIP file.

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Exploit prediction

2.58% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • gitee.com https://gitee.com/mingSoft/MCMS/issues/I4Q4NV referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven net.mingsoft:ms-mcms
<=5.2.4
 no fix listed

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.