CVE-2026-4789

CRITICAL

Kyverno >=1.16.0 - CEL HTTP Function Server-Side Request Forgery

Title source: manual
STIX 2.1

Description

Kyverno, versions 1.16.0 and later, are vulnerable to SSRF due to unrestricted CEL HTTP functions.

References (4)

Core 4

Scores

CVSS v3 9.8
EPSS 0.0002
EPSS Percentile 6.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-918
Status published
Products (3)
kyverno/kyverno 1.16.0Go
Kyverno/Kyverno 1.16.0
kyverno/kyverno 1.16.0 - 1.17.1
Published Mar 30, 2026
Tracked Since Mar 31, 2026