What is GHSA-xcg3-vhqm-f4qw?

GHSA-xcg3-vhqm-f4qw is a security advisory published by GitHub Security Advisories with High severity. Kyverno before 1.18.0 contains a server-side request forgery vulnerability in apiCall.service.url...

Which CVE IDs does GHSA-xcg3-vhqm-f4qw cover?

GHSA-xcg3-vhqm-f4qw covers the following CVE IDs: CVE-2026-84196. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-xcg3-vhqm-f4qw?

GHSA-xcg3-vhqm-f4qw has a CVSS v3 base score of 7.7, published by GitHub Security Advisories.

GHSA-xcg3-vhqm-f4qwHighCVSS 7.7

Kyverno before 1.18.0 contains a server-side request forgery vulnerability in apiCall.service.url...

Vendor

GitHub Security Advisories

Published

September 1, 2026

Last Modified

September 1, 2026

🔗 CVE IDs covered (1)

CVE-2026-84196 →

📋 Description

Kyverno before 1.18.0 contains a server-side request forgery vulnerability in apiCall.service.url that allows authenticated users to send arbitrary HTTP requests by injecting user-controlled input through variable substitution. Attackers can target internal services, cloud metadata endpoints, and loopback addresses, with response data reflected in admission error messages enabling non-blind data exfiltration.

🔗 References (4)

https://github.com/kyverno/kyverno/security/advisories/GHSA-qr4g-8hrp-c4rw
https://nvd.nist.gov/vuln/detail/CVE-2026-84196
https://www.vulncheck.com/advisories/kyverno-before-1.18.0-server-side-request-forgery-via-apicall
https://github.com/advisories/GHSA-xcg3-vhqm-f4qw