Vulnerability details

CVE-2026-22663

f prompts.chat

prompts.chat Authorization Bypass Information Disclosure

CVSS 4.0

8.7High

Official 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 scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulnCheck)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`
7.5High	3.1	CVEProject cvelistV5 (CNA) (VulnCheck)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

Affected products

Vendor	Product	Versions	Source
f	prompts.chat	v < 7b81836b214f2796aaf37ded2944eadc978afd35	CVEProject cvelistV5 (CNA)

References and advisories

https://github.com/f/prompts.chat/pull/1104 issue-trackingpatch
https://github.com/f/prompts.chat/commit/7b81836b214f2796aaf37ded2944eadc978afd35 patch
https://www.vulncheck.com/advisories/prompts-chat-authorization-bypass-information-disclosure third-party-advisory

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Details

Published: 2026-04-03
Last updated: 2026-11-08
State: Published
Assigner (CNA): VulnCheck

Exploit prediction (EPSS)

0.28%

Probability of exploitation in 30 days

20.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Partial

Weaknesses (CWE)

CWE-862
Missing Authorization