# CVE-2025-40669: Incorrect Authorization vulnerability in TCMAN GIM

> An unprivileged attacker can modify user permissions, including their own, by sending a specific POST request to the application.

- **Severity:** High 7.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N`)
- **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 Jun 2025
- **Updated:** 9 Jun 2025
- **Also known as:** GHSA-6p6j-f8q6-5r72

## What is CVE-2025-40669?

CVE-2025-40669 is a high-severity missing authorization vulnerability in TCMAN GIM, published on 9 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an unprivileged attacker to modify the permissions held by each of the application's users, including the user himself by sending a POST request to /PC/Options.aspx?Command=2&Page=-1.

Weakness: CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2025-40669?

It affects 1 product.


Products: Tcman Gim.

## How do I fix CVE-2025-40669?

No fix has been published for CVE-2025-40669 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-40669 being exploited?

There is no known exploitation of CVE-2025-40669 in the wild and no public exploit code.

## Other vulnerabilities in TCMAN GIM

- [CVE-2021-40850](https://insights.sbomify.com/CVE-2021-40850/): TCMAN GIM SQL injection vulnerability (critical 10.0)
- [CVE-2022-36276](https://insights.sbomify.com/CVE-2022-36276/): SQL injection vulnerability in TCMAN GIM (critical 9.9)
- [CVE-2025-40664](https://insights.sbomify.com/CVE-2025-40664/): Missing authentication vulnerability in TCMAN GIM v11 (critical 9.3)
- [CVE-2025-40620](https://insights.sbomify.com/CVE-2025-40620/): Multiple vulnerabilities in TCMAN's GIM (critical 9.3)
- [CVE-2025-40621](https://insights.sbomify.com/CVE-2025-40621/): Multiple vulnerabilities in TCMAN's GIM (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-40669 and fix it if it is affected.

What it is: CVE-2025-40669 is a high-severity missing authorization vulnerability in TCMAN GIM, published on 9 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-40669 in the wild and no public exploit code.

Affected product: TCMAN GIM. 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-2025-40669/ (Markdown: https://insights.sbomify.com/CVE-2025-40669/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-40669
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-40669
- OSV: https://osv.dev/vulnerability/CVE-2025-40669

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-40669/
Summaries are generated and may contain mistakes; the official description above is the record.