Vulnerability · Published Apr 3, 2026 · Assigned by VulnCheck

CVE-2026-22663prompts.chat Authorization Bypass Information Disclosure

High 7.5

In plain English

A high-severity missing authorization in prompts.chat from f. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.3%top 79.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

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.

Affected products (as reported)

Vendor	Product	Versions
f	prompts.chat	0 – before 7b81836b214f2796aaf37ded2944eadc978afd35

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

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