SSRF in F Prompts.chat
CVE-2026-22664
prompts.chat prior to commit 30a8f04 contains a server-side request forgery vulnerability in the Fal.ai media status polling feature that allows authenticated users to perform arbitrary outbound requests by supplying attacker-controlled URLs in the token parameter. Attackers can exploit the lack of URL validation to disclose the FAL_API_KEY in the Authorization header, enabling credential theft, internal network probing, and abuse of the victim's Fal.ai account.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- F Prompts.chat — versions 0
- Fka Prompts.chat
Weakness classification (CWE)
References
- gist.github.com/mdisec/27c0cac0ec6a8f3c8f85a18987ddb942 (issue-tracking, Exploit, Third Party Advisory)
- github.com/f/prompts.chat/commit/30a8f0470e0ba45e6be9c9f55220f4a9a6b91c99 (Patch, patch)
- www.vulncheck.com/advisories/prompts-chat-ssrf-via-fal-ai-media-status-polling (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-22664?
- CVE-2026-22664 is a high-severity vulnerability in F Prompts.chat, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-04-03.
- How severe is CVE-2026-22664?
- High severity. CVSS v3 base score is 7.7 out of 10.