CVE-2026-4789

9.8 CRITICAL
Published: March 30, 2026 Modified: April 03, 2026
View on NVD

Description

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

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/kyverno/kyverno
Source: cret@cert.org
Product
https://kb.cert.org/vuls/id/655822
Source: cret@cert.org
Third Party Advisory
https://portswigger.net/web-security/ssrf
Source: cret@cert.org
Technical Description
https://www.kb.cert.org/vuls/id/655822
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
0.0%
5th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-918

Affected Vendors

kyverno

Related CVEs

CVE-2026-34625 5.4
CVE-2026-34624 5.4
CVE-2026-34623 5.4
CVE-2026-5756 N/A
CVE-2026-5754 N/A