HIGH 8.3 NVD
CVE-2026-101050
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 empt
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.
References
- 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
This high severity vulnerability with a CVSS score of 8.3 was published on 2026-09-27 via NVD.
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