CVE-2026-109362

Heym v0.0.5 before v0.0.113 Broken Access Control via Workflow Execution Tokens

State: Published
Severity: 5.3 Medium
Published: Oct 12, 2026
Updated: Oct 15, 2026
Reserved: Oct 12, 2026

Description

Heym v0.0.5 before v0.0.113 contains a broken access control vulnerability that allows former collaborators to keep executing JWT-auth workflows by reusing scoped workflow:execute tokens after share removal. Attackers can mint a token with a TTL up to 10 years, which the owner cannot list or revoke, and repeatedly run the workflow consuming shared credentials.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	5.4 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N	VulnCheck

Weaknesses

CWE-613 Insufficient Session Expiration

Affected Products

Product	Versions
heymheymrun	0.0.5 to before 0.0.113Affected 0.0.113Not affected

References

GitHub Security Advisory (GHSA-pwr6-6377-3cgv)vendor-advisory
VulnCheck Advisory: Heym v0.0.5 before v0.0.113 Broken Access Control via Workflow Execution Tokensthird-party-advisory

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