CVE-2021-46037 json
Path traversal in MCMS
published 2022-02-18 4 y ago modified 2026-06-17 4 mo ago also GHSA-73wx-rpj3-mx46 , EUVD-2022-0878
- cvss
- 8.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
MCMS v5.2.4 was discovered to contain an arbitrary file deletion vulnerability via the component /template/unzip.do.
Exploit prediction
1.03% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- lycshub.github.io https://lycshub.github.io/2021/12/28/MCMS-vulnerabilities/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
| NVD | 2.0 | 5.5 | AV:N/AC:L/Au:S/C:N/I:P/A:P |
| GitHub | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/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-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
lycshub.github.io
/2021/12/28/MCMS-vulnerabilities/
exploit, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-46037
advisory
-
lycshub.github.io
/2021/12/28/MCMS-vulnerabilities
web
Sources
- CVE List CVE-2021-46037
- GitHub Advisory GHSA-73wx-rpj3-mx46
- NVD CVE-2021-46037
Fencer Vulns 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.