CVE-2026-25140: GO-2026-4410 - apko affected by potential unbounded resource consumption in expandapk.ExpandApk on attacker-controlled…

CVE-2026-25140 · Severity: info · Published 2026-02-26

apko affected by potential unbounded resource consumption in expandapk.ExpandApk on attacker-controlled .apk streams in chainguard.dev/apko

Technologies: chainguard.dev/apko (Go). Vendors: Go.

Quick answers

Is CVE-2026-25140 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-25140 being exploited in the wild.
How severe is CVE-2026-25140?
Informational severity, published 26 February 2026.
Which products and versions are affected?
chainguard.dev/apko (Go) SEMVER:introduced=0.14.8,fixed=1.1.1.
Is there a fix for CVE-2026-25140?
Yes. chainguard.dev/apko (Go): upgrade to 1.1.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-25140?
Check whether you run chainguard.dev/apko (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

  • chainguard.dev/apko (Go): upgrade to 1.1.1 or later
    go get chainguard.dev/apko@v1.1.1

Affected products

  • chainguard.dev/apko (Go) SEMVER:introduced=0.14.8,fixed=1.1.1

Identifiers

  • CVE-2026-25140
  • GO-2026-4410

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