What is GHSA-77h5-29x8-rvxj?

GHSA-77h5-29x8-rvxj is a security advisory published by GitHub Security Advisories with Medium severity. heym before 0.0.105 fails to apply egress guards to integration services that use credential...

Which CVE IDs does GHSA-77h5-29x8-rvxj cover?

GHSA-77h5-29x8-rvxj covers the following CVE IDs: CVE-2026-100861. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-77h5-29x8-rvxj?

GHSA-77h5-29x8-rvxj has a CVSS v3 base score of 5.0, published by GitHub Security Advisories.

GHSA-77h5-29x8-rvxjMediumCVSS 5.0

heym before 0.0.105 fails to apply egress guards to integration services that use credential...

Vendor

GitHub Security Advisories

Published

September 27, 2026

Last Modified

September 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-100861 →

📋 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.

🔗 References (4)

https://github.com/heymrun/heym/security/advisories/GHSA-xchj-mw74-2232
https://nvd.nist.gov/vuln/detail/CVE-2026-100861
https://www.vulncheck.com/advisories/heym-before-0.0.105-ssrf-via-credential-controlled-base-urls
https://github.com/advisories/GHSA-77h5-29x8-rvxj