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.

Project Subscriptions

Vendors Products
Heymrun Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

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'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

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.

cve-icon OpenCVE Enrichment

Updated: 2026-09-27T04:45:17Z

Weaknesses