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CVE-2026-122319Kyverno before 1.19.2 Denial of Service via In/NotIn Operator Panic

Kyverno before 1.19.2 contains a denial-of-service vulnerability in the In and NotIn operators that allows attackers to crash the policy engine via an unchecked type assertion. Attackers can submit resources whose JMESPath-evaluated values yield arrays of integers, booleans, or mixed types, triggering a panic that disrupts admission control and policy enforcement.

8.7 HIGHEPSS 0.27%Not in KEVNVD: Undergoing Analysis

OverviewAffected ProductsReferences
NVD CVE.org

Overview

Severity

ScoreSeverityVersionVector String
8.7HIGH4.0VulnCheck (CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
7.5HIGH3.1VulnCheck (CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CVE ID
CVE-2026-122319
Status
Undergoing Analysis
Assigner (CNA)
VulnCheck
Published
Nov 5, 2026
Last modified
2026-11-05 14:58 UTC
Weaknesses
  • CWE-704 · Incorrect Type Conversion or Cast

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 07:45 UTC.