CVE-2026-101050
MEDIUMCVSS 6.5Description
Heym before 0.0.53 fails to verify the X-Telegram-Bot-Api-Secret-Token header on Telegram webhook endpoints when credential_id is absent or secret_token is empty. Remote unauthenticated attackers can post forged Telegram updates to trigger workflows with the owner's configured credentials and execute actions on attacker-supplied input.
Timeline
Published:September 27th, 2026 5:16 PM
Last modified:September 28th, 2026 8:57 PM
CVSS Scoring
CVSS v3: 6.5 (MEDIUM)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
- https://github.com/heymrun/heym/commit/341d1012367cd74f85c617e1c98dd49e3fcb5e83
- https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h
- https://www.vulncheck.com/advisories/heym-before-0.0.53-authentication-bypass-via-telegram-webhook
- https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h
Source: NIST NVD · Data may lag official sources by up to one minute