CVE-2026-24470: Skipper Ingress Controller Allows Unauthorized Access to Internal Services via ExternalName

CVE-2026-24470 · Severity: low · CVSS 3.1 · Published 2026-02-02

Skipper Ingress Controller Allows Unauthorized Access to Internal Services via ExternalName in github.com/zalando/skipper

Technologies: github.com/zalando/skipper (Go). Vendors: Go.

Quick answers

Is CVE-2026-24470 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-24470 being exploited in the wild.
How severe is CVE-2026-24470?
Low severity, with a CVSS score of 3.1, published 2 February 2026.
Which products and versions are affected?
github.com/zalando/skipper (Go) SEMVER:introduced=0,fixed=0.24.0.
Is there a fix for CVE-2026-24470?
Yes. github.com/zalando/skipper (Go): upgrade to 0.24.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-24470?
Check whether you run github.com/zalando/skipper (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/zalando/skipper (Go): upgrade to 0.24.0 or later
    go get github.com/zalando/skipper@v0.24.0

Affected products

  • github.com/zalando/skipper (Go) SEMVER:introduced=0,fixed=0.24.0

Identifiers

  • CVE-2026-24470
  • GHSA-mxxc-p822-2hx9
  • GO-2026-4378

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