PT-2026-29129 · Kyverno · Kyverno

Igor Stepansky · Published 2026-03-30 · Updated 2026-04-25 · CVE-2026-4789

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Kyverno versions 1.16.0 and later

Description Kyverno is susceptible to Server-Side Request Forgery (SSRF) because of unrestricted Common Expression Language (CEL) HTTP functions.

Recommendations Update to a newer version that contains a fix for this vulnerability.

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

BIT-KYVERNO-2026-4789

CVE-2026-4789

GHSA-QQRV-2HCH-83Q4

GHSA-RGGM-JJMC-3394

OPENSUSE-SU-2026:10613-1

Affected Products

Kyverno

References · 18

• https://osv.dev/vulnerability/GHSA-qqrv-2hch-83q4 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10613-1 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-kyverno-2026-4789 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-rggm-jjmc-3394 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-4789 · Security Note
• https://github.com/kyverno/kyverno · Note
• https://github.com/kyverno/kyverno/pull/15729 · Note
• https://github.com/kyverno/kyverno/security/advisories/GHSA-rggm-jjmc-3394 · Note
• https://suse.com/security/cve/CVE-2026-24051 · Note
• https://suse.com/security/cve/CVE-2026-34986 · Note
• https://twitter.com/the_yellow_fall/status/2038985164060348504 · Twitter Post
• https://suse.com/security/cve/CVE-2026-1229 · Note
• https://kb.cert.org/vuls/id/655822 · Note
• https://twitter.com/CVEnew/status/2038916078966108493 · Twitter Post
• https://portswigger.net/web-security/ssrf · Note