Is chainguard.dev/apko affected by CVE-2026-42575?

Go chainguard.dev/apko is affected in <1.2.7.

Is CVE-2026-42575 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

high

CVE-2026-42575

Q: Is CVE-2026-42575 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

Go · chainguard.dev/apko

Summary

apko doesn't verify downloaded apk packages against APKINDEX checksum (package substitution possible)

Severity: high
EPSS: 0.2% (p5)
Also known as: GHSA-hcwr-pq9g-rq3m
Published: 2026-05-04

References

https://github.com/chainguard-dev/apko/security/advisories/GHSA-hcwr-pq9g-rq3m
https://nvd.nist.gov/vuln/detail/CVE-2026-42575
https://github.com/chainguard-dev/apko/commit/a118c3d604107532b5525bd4bee2fb369a6228aa

Related advisories

CVE-2026-42574 — high · Go/chainguard.dev/apko
CVE-2026-42576 — medium · Go/chainguard.dev/apko
CVE-2026-25140 — medium · Go/chainguard.dev/apko
CVE-2026-25122 — medium · Go/chainguard.dev/apko
CVE-2026-25121 — medium · Go/chainguard.dev/apko

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.