CVE-2026-84196 — Kyverno before 1.18.0 Server-Side Request Forgery via apiCall
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 us…
Published: 2026-09-01 · CVSS: 8.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7