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 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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
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

Configurations

No configuration.

History

28 Sep 2026, 14:17

Type	Values Removed	Values Added
References	~~() https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h -~~	() https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h -

27 Sep 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-27 17:16

Updated : 2026-09-28 20:57

NVD link : CVE-2026-101050

Mitre link : CVE-2026-101050

CVE.ORG link : CVE-2026-101050

JSON object : View

Products Affected

No product.

CWE

CWE-287

Improper Authentication

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