CVE-2026-22663
prompts.chat prior to commit 7b81836 contains multiple authorization bypass vulnerabilities due to missing isPrivate checks across API endpoints and page metadata generation that allow unauthorized users to access sensitive data associated with private…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
prompts.chat prior to commit 7b81836 contains multiple authorization bypass vulnerabilities due to missing isPrivate checks across API endpoints and page metadata generation that allow unauthorized users to access sensitive data associated with private prompts. Attackers can exploit these missing authorization checks to retrieve private prompt version history, change requests, examples, current content, and metadata including titles and descriptions exposed via HTML meta tags.
- CVSS 4.0
- 8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.28% probability · 20th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Affected
- fka/prompts.chat
- Source
- disclosure@vulncheck.com
References
- https://github.com/f/prompts.chat/commit/7b81836b214f2796aaf37ded2944eadc978afd35Patch
- https://github.com/f/prompts.chat/pull/1104Issue Tracking, Patch, Vendor Advisory
- https://www.vulncheck.com/advisories/prompts-chat-authorization-bypass-information-disclosureThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.