CVE-2022-31943 Unrestricted Upload of File with Dangerous Type in MCMS
Critical 9.8
Published
Updated
Check this codebase for CVE-2022-31943 and fix it if it is affected.
What it is: CVE-2022-31943 is a critical vulnerability in n/a, published on 1 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-31943 in the wild and no public exploit code.
Affected packages and fixed versions:
- net.mingsoft:ms-mcms (Maven): affected all versions; no fix listed
- net.mingsoft:ms-mcms (Maven): affected all versions; no fix listed
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2022-31943/ (Markdown: https://insights.sbomify.com/CVE-2022-31943/index.md)
Attackers can upload arbitrary files to MCMS, potentially leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-31943?
CVE-2022-31943 is a critical vulnerability in n/a, published on 1 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
MCMS v5.2.8 was discovered to contain an arbitrary file upload vulnerability.
Weakness: CWE-434
Which versions are affected by CVE-2022-31943?
2 open source packages ship an affected version, including net.mingsoft:ms-mcms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
net.mingsoft:ms-mcms Maven | All versions | None |
net.mingsoft:ms-mcms Maven | All versions | None |
Products include Mingsoft Mcms.
How do I fix CVE-2022-31943?
No fix has been published for CVE-2022-31943 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-31943 being exploited?
There is no known exploitation of CVE-2022-31943 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2025-56316 MCMS vulnerable SQL injection via the content_title parameter
- CVE-2025-29287 MCMS allows arbitrary file uploads in the ueditor component
- CVE-2023-50578 Mingsoft MCMS SQL injection
- CVE-2020-20913 Ming-Soft MCMS vulnerable to SQL injection
- CVE-2022-36272 Mingsoft MCMS SQL injection vulnerability in /mdiy/page/verify URI via fieldName parameter
Sources
Also known as GHSA-4828-473v-37gh.