# CVE-2025-8775: Qiyuesuo Eelectronic Signature Platform Scheduled Task upload execute unrestricted upload

> Attackers can upload malicious files via the scheduled task handler to execute arbitrary code on the Qiyuesuo Electronic Signature Platform.

- **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:** 9 Aug 2025
- **Updated:** 12 Aug 2025
- **Also known as:** GHSA-73hm-7vv6-hpxr

## What is CVE-2025-8775?

CVE-2025-8775 is a medium-severity vulnerability in Qiyuesuo Eelectronic Signature Platform, published on 9 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in Qiyuesuo Eelectronic Signature Platform up to 4.34 and classified as critical. Affected by this issue is the function execute of the file /api/code/upload of the component Scheduled Task Handler. The manipulation of the argument File leads to unrestricted upload. The attack may 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-2025-8775?

It affects 1 product.


Products: Qiyuesuo Electronic Signature.

## How do I fix CVE-2025-8775?

No fix has been published for CVE-2025-8775 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-8775 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-8775 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-8775 and fix it if it is affected.

What it is: CVE-2025-8775 is a medium-severity vulnerability in Qiyuesuo Eelectronic Signature Platform, published on 9 Aug 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-2025-8775 exists.

Affected product: Qiyuesuo Eelectronic Signature Platform. 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-2025-8775/ (Markdown: https://insights.sbomify.com/CVE-2025-8775/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-8775
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-8775
- OSV: https://osv.dev/vulnerability/CVE-2025-8775

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-8775/
Summaries are generated and may contain mistakes; the official description above is the record.