CVE-2026-122308

    Dashboard / Vulnerabilities / CVE-2026-122308

    CVE-2026-122308

    Published: 5 Nov 2026Last Modified: 7 Nov 2026

    Summary: Kyverno before 1.19.2 Label Spoofing via Generation Handler processRequest

    Details: Kyverno before 1.19.2 contains an authorization bypass vulnerability in the Generation Handler that allows users with create/update permissions to trigger synchronized generate policies by spoofing internal generate.kyverno.io labels. Attackers can label a ConfigMap as managed-by kyverno with crafted policy, rule, and trigger labels to clone sensitive Secrets from restricted namespaces into their own namespace.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/122xxx/CVE-2026-122308.json, https://github.com/kyverno/kyverno/security/advisories/GHSA-hg5v-hwm3-956r, https://nvd.nist.gov/vuln/detail/CVE-2026-122308, https://www.vulncheck.com/advisories/kyverno-before-1.19.2-label-spoofing-via-generation-handler-processrequest

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -e63308f1e16c05cd009ac4864be6ec25c66b49be

    Affected versions

    kyverno-policies-chart-3.9.2-rc.5
    kyverno-policies-chart-3.9.1
    kyverno-policies-chart-3.9.0
    kyverno-policies-chart-3.9.0-rc.4
    kyverno-policies-chart-3.9.0-rc.3
    kyverno-policies-chart-3.9.0-rc.2
    kyverno-policies-chart-3.9.0-rc.1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-122308 | CVE-DB