# CVE-2025-31116: Mobile Security Framework (MobSF) has a SSRF Vulnerability fix bypass on assetlinks_check with DNS Rebinding

> Attackers can bypass SSRF protections in MobSF using DNS rebinding to access internal resources or bypass host validation checks.

- **Severity:** Medium 4.4 (`CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 31 Mar 2025
- **Updated:** 31 Mar 2025
- **Also known as:** GHSA-fcfq-m8p6-gw56, PYSEC-2025-48

## What is CVE-2025-31116?

CVE-2025-31116 is a medium-severity server-side request forgery vulnerability in Mobile-Security-Framework-MobSF, published on 31 Mar 2025. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

Mobile Security Framework (MobSF) is a pen-testing, malware analysis and security assessment framework capable of performing static and dynamic analysis. The mitigation for CVE-2024-29190 in valid_host() uses socket.gethostbyname(), which is vulnerable to SSRF abuse using DNS rebinding technique. This vulnerability is fixed in 4.3.2.

Weakness: CWE-918 (Server-Side Request Forgery)

## Which versions are affected by CVE-2025-31116?

3 open source packages ship an affected version, including mobsf. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `mobsf` | PyPI | All versions | 4.3.2 |
| `mobsf` | PyPI | All versions | 4.3.2 |
| `mobsf` | PyPI | All versions | 4.3.2 |

Products: Opensecurity Mobile Security Framework.

## How do I fix CVE-2025-31116?

Upgrade mobsf to 4.3.2 or later.

## Is CVE-2025-31116 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-31116 exists.

## Other vulnerabilities in Mobile-Security-Framework-MobSF

- [CVE-2025-46335](https://insights.sbomify.com/CVE-2025-46335/): Mobile Security Framework (MobSF) Allows Stored Cross Site Scripting (XSS) via malicious SVG Icon Upload (high 8.6)
- [CVE-2025-24805](https://insights.sbomify.com/CVE-2025-24805/): Local Privilege Escalation in MobSF (high 8.5)
- [CVE-2025-24803](https://insights.sbomify.com/CVE-2025-24803/): Stored Cross-Site Scripting (XSS) in MobSF (high 8.4)
- [CVE-2026-24490](https://insights.sbomify.com/CVE-2026-24490/): MobSF has Stored XSS via Manifest Analysis - Dialer Code Host Field (high 8.1)
- [CVE-2024-53999](https://insights.sbomify.com/CVE-2024-53999/): Mobile Security Framework (MobSF) Stored Cross-Site Scripting Vulnerability in "Diff or Compare" Functionality (high 8.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-31116 and fix it if it is affected.

What it is: CVE-2025-31116 is a medium-severity server-side request forgery vulnerability in Mobile-Security-Framework-MobSF, published on 31 Mar 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-31116 exists.

Affected packages and fixed versions:
- mobsf (PyPI): affected all versions; fixed in 4.3.2
- mobsf (PyPI): affected all versions; fixed in 4.3.2
- mobsf (PyPI): affected all versions; fixed in 4.3.2

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-2025-31116/ (Markdown: https://insights.sbomify.com/CVE-2025-31116/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-31116
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-31116
- OSV: https://osv.dev/vulnerability/CVE-2025-31116

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-31116/
Summaries are generated and may contain mistakes; the official description above is the record.