CVE-2025-64323: GO-2025-4094 - kgateway is missing xDS authorization in github.com/kgateway-dev/kgateway

CVE-2025-64323 · Severity: low · CVSS 3.1 · Published 2025-11-17

kgateway is missing xDS authorization in github.com/kgateway-dev/kgateway

Technologies: github.com/kgateway-dev/kgateway/v2 (Go). Vendors: Go.

Quick answers

Is CVE-2025-64323 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-64323 being exploited in the wild.
How severe is CVE-2025-64323?
Low severity, with a CVSS score of 3.1, published 17 November 2025.
Which products and versions are affected?
github.com/kgateway-dev/kgateway (Go) SEMVER:introduced=0; github.com/kgateway-dev/kgateway/v2 (Go) SEMVER:introduced=0,fixed=2.0.5,introduced=2.1.0-agw-cel-rbac,fixed=2.1.0, SEMVER:introduced=2.1.0-agw-cel-rbac,fixed=2.1.0.
Is there a fix for CVE-2025-64323?
Yes. github.com/kgateway-dev/kgateway/v2 (Go): upgrade to 2.1.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-64323?
Check whether you run github.com/kgateway-dev/kgateway (Go) or github.com/kgateway-dev/kgateway/v2 (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • github.com/kgateway-dev/kgateway/v2 (Go): upgrade to 2.1.0 or later
    go get github.com/kgateway-dev/kgateway/v2@v2.1.0

Affected products

  • github.com/kgateway-dev/kgateway (Go) SEMVER:introduced=0
  • github.com/kgateway-dev/kgateway/v2 (Go) SEMVER:introduced=0,fixed=2.0.5,introduced=2.1.0-agw-cel-rbac,fixed=2.1.0, SEMVER:introduced=2.1.0-agw-cel-rbac,fixed=2.1.0

Identifiers

  • CVE-2025-64323
  • GHSA-4766-x535-jw3r
  • GO-2025-4094

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