heym before 0.0.105 fails to apply egress guards to integration services that use credential-supplied base URLs, allowing authenticated users to bypass SSRF protections. Attackers can configure credentials pointing to loopback, private, or cloud-metadata addresses and read internal service responses returned as workflow node output.
History

Mon, 28 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 27 Sep 2026 05:00:00 +0000

Type Values Removed Values Added
First Time appeared Heymrun
Heymrun heym
Vendors & Products Heymrun
Heymrun heym

Sun, 27 Sep 2026 02:00:00 +0000

Type Values Removed Values Added
Description heym before 0.0.105 fails to apply egress guards to integration services that use credential-supplied base URLs, allowing authenticated users to bypass SSRF protections. Attackers can configure credentials pointing to loopback, private, or cloud-metadata addresses and read internal service responses returned as workflow node output.
Title heym before 0.0.105 SSRF via credential-controlled base URLs
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-09-27T01:28:51.256Z

Updated: 2026-09-28T13:38:46.572Z

Reserved: 2026-09-27T00:20:03.854Z

Link: CVE-2026-100861

cve-icon Vulnrichment

Updated: 2026-09-28T13:38:40.269Z

cve-icon NVD

Status : Deferred

Published: 2026-09-27T02:17:25.820

Modified: 2026-09-28T20:57:50.143

Link: CVE-2026-100861

cve-icon Redhat

No data.