← Vulnerability feed

Vulnerability record · CVE-2026-4789 · published 30 March 2026

CVE-2026-4789: Kyverno server-side request forgery (ssrf) vulnerability

Kyverno · Kyverno

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

9.8 CVSS 3.1 Critical EPSS 0.65% · top 50.8% CWE-918 · Server-side request forgery (SSRF)
9.8CVSS 3.1 base score
0.65%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/kyverno/kyverno Product
https://kb.cert.org/vuls/id/655822 Third Party Advisory
https://portswigger.net/web-security/ssrf Technical Description
https://www.kb.cert.org/vuls/id/655822 Third Party Advisory

Track CVE-2026-4789 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.9CVE-2026-22039Kyverno improper privilege management vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have a critical authorization bo…EPSS 0.58%9.1CVE-2026-41323Kyverno information exposure vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. Prior to versions 1.18.0-rc1, 1.17.2-rc1, and 1.16.4, Kyverno's apiC…EPSS 0.57%8.2CVE-2025-46342Kyverno vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. Prior to versions 1.13.5 and 1.14.0, it may happen that policy rules…EPSS 0.75%8.1CVE-2026-40868Kyverno vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. Prior to 1.16.4, kyverno’s apiCall servicecall helper implicitly inj…EPSS 0.41%8.1CVE-2022-47633Kyverno improper authentication vulnerabilityAn image signature validation bypass vulnerability in Kyverno 1.8.3 and 1.8.4 allows a malicious image registry (or a man-in-the-middle attacker) to …EPSS 0.96%8.0CVE-2025-29778Kyverno improper authorization vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. Prior to version 1.14.0-alpha.1, Kyverno ignores subjectRegExp and I…EPSS 0.34%7.7CVE-2026-41485Kyverno vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. Prior to versions 1.17.2 and 1.16.4, an unchecked type assertion in …EPSS 0.57%7.7CVE-2026-41068Kyverno incorrect authorization vulnerabilityKyverno is a policy engine designed for cloud native platform engineering teams. The patch for CVE-2026-22039 fixed cross-namespace privilege escalat…EPSS 0.37%

Source: NIST National Vulnerability Database (record CVE-2026-4789), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.