# CVE-2025-7879: Metasoft 美特软件 MetaCRM mobileupload.jsp unrestricted upload

> Attackers can upload malicious files via mobileupload.jsp in MetaCRM, potentially leading to remote code execution.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Jul 2025
- **Updated:** 21 Jul 2025
- **Also known as:** GHSA-mvrh-wm9j-9q35

## What is CVE-2025-7879?

CVE-2025-7879 is a medium-severity vulnerability in Metasoft 美特软件 MetaCRM, published on 20 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability has been found in Metasoft 美特软件 MetaCRM up to 6.4.2 and classified as critical. Affected by this vulnerability is an unknown functionality of the file mobileupload.jsp. The manipulation of the argument File leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type), CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2025-7879?

It affects 1 product.


Products: Metasoft Metacrm.

## How do I fix CVE-2025-7879?

No fix has been published for CVE-2025-7879 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-7879 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7879 exists.

## Other vulnerabilities in Metasoft 美特软件 MetaCRM

- [CVE-2025-7874](https://insights.sbomify.com/CVE-2025-7874/): Metasoft 美特软件 MetaCRM env.jsp information disclosure (medium 6.9)
- [CVE-2025-7875](https://insights.sbomify.com/CVE-2025-7875/): Metasoft 美特软件 MetaCRM debug.jsp improper authentication (medium 6.9)
- [CVE-2025-7873](https://insights.sbomify.com/CVE-2025-7873/): Metasoft 美特软件 MetaCRM mcc_login.jsp sql injection (medium 5.3)
- [CVE-2025-7876](https://insights.sbomify.com/CVE-2025-7876/): Metasoft 美特软件 MetaCRM download.jsp AnalyzeParam deserialization (medium 5.3)
- [CVE-2025-7877](https://insights.sbomify.com/CVE-2025-7877/): Metasoft 美特软件 MetaCRM sendfile.jsp unrestricted upload (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-7879 and fix it if it is affected.

What it is: CVE-2025-7879 is a medium-severity vulnerability in Metasoft 美特软件 MetaCRM, published on 20 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7879 exists.

Affected product: Metasoft 美特软件 MetaCRM. No package-level version data is available, so check the vendor advisory linked from the reference page.

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-2025-7879/ (Markdown: https://insights.sbomify.com/CVE-2025-7879/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-7879
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-7879
- OSV: https://osv.dev/vulnerability/CVE-2025-7879

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-7879/
Summaries are generated and may contain mistakes; the official description above is the record.