# CVE-2025-36117: IBM Db2 Mirror for i session fixation

> An authenticated user can impersonate another user due to session fixation in IBM Db2 Mirror for i.

- **Severity:** Medium 6.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L`)
- **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:** 23 Jul 2025
- **Updated:** 18 Aug 2025
- **Also known as:** GHSA-hrgv-4496-v5w7

## What is CVE-2025-36117?

CVE-2025-36117 is a medium-severity authentication bypass vulnerability in IBM Db2 Mirror for i, published on 23 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 does not disallow the session id after use which could allow an authenticated user to impersonate another user on the system.

Weakness: CWE-384 (Session Fixation)

## Which versions are affected by CVE-2025-36117?

It affects 1 product.


Products: Ibm Db2 Mirror for I.

## How do I fix CVE-2025-36117?

No fix has been published for CVE-2025-36117 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-36117 being exploited?

There is no known exploitation of CVE-2025-36117 in the wild and no public exploit code.

## Other vulnerabilities in IBM Db2 Mirror for i

- [CVE-2026-17186](https://insights.sbomify.com/CVE-2026-17186/): IBM Db2 Mirror for i is affected by multiple vulnerabilities (critical 9.9)
- [CVE-2026-17182](https://insights.sbomify.com/CVE-2026-17182/): IBM Db2 Mirror for i is affected by multiple vulnerabilities (critical 9.8)
- [CVE-2026-17184](https://insights.sbomify.com/CVE-2026-17184/): IBM Db2 Mirror for i is affected by multiple vulnerabilities (critical 9.8)
- [CVE-2026-16956](https://insights.sbomify.com/CVE-2026-16956/): IBM Db2 Mirror for i is vulnerable to OS command injection [] (critical 9.8)
- [CVE-2026-17181](https://insights.sbomify.com/CVE-2026-17181/): IBM Db2 Mirror for i is affected by multiple vulnerabilities (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-36117 and fix it if it is affected.

What it is: CVE-2025-36117 is a medium-severity authentication bypass vulnerability in IBM Db2 Mirror for i, published on 23 Jul 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-2025-36117 in the wild and no public exploit code.

Affected product: IBM Db2 Mirror for i. 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-2025-36117/ (Markdown: https://insights.sbomify.com/CVE-2025-36117/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-36117
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-36117
- OSV: https://osv.dev/vulnerability/CVE-2025-36117

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-36117/
Summaries are generated and may contain mistakes; the official description above is the record.