CVE-2026-101050
mediumHeym 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 emp…
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
6.5
6.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-09-27 17:16
Modified: 2026-09-28 20:57
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:56 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/heymrun/heym/commit/341d1012367cd74f85c617e1c98dd49e3fcb5e83 disclosure@vulncheck.com
- https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/heym-before-0.0.53-authentication-bypass-via-telegram... disclosure@vulncheck.com
- https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:56 UTC · record ↗