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CVE-2026-25140

apko allows users to build and publish OCI container images built from apk packages. From version 0.14.8 to before 1.1.1, an attacker who controls or compromises an APK repository used by apko could cause resource exhaustion on the build host. The ExpandApk function in pkg/apk/expandapk/expandapk.go expands .apk streams without enforcing decompression limits, allowing a malicious repository to serve a small, highly-compressed .apk that inflates into a large tar stream, consuming excessive disk s
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:27cdd01700e46e187135b3add4d284eb4a916e9b7614047d50fb6bb16eb50281
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"apko","vendor":"chainguard-dev","versions":[{"status":"affected","version":">= 0.14.8, < 1.1.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9f5ee89b7cc0832747b9aeaf6cf39a7df30d9574225f0bc745b588a52f8747d · sha256:099a7d6402147d08… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9f5ee89b7cc0832747b9aeaf6cf39a7df30d9574225f0bc745b588a52f8747d · sha256:099a7d6402147d08… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-400","description":"CWE-400: Uncontrolled Resource Consumption","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d9f5ee89b7cc0832747b9aeaf6cf39a7df30d9574225f0bc745b588a52f8747d · sha256:099a7d6402147d08… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/chainguard-dev/apko/commit/2be3903fe194ad46351840f0569b35f5ac965f09","tags":["x_refsource_MISC"],"url":"https://github.com/chainguard-dev/apko/commit/2be3903fe194ad46351840f0569b35f5ac965f09"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9f5ee89b7cc0832747b9aeaf6cf39a7df30d9574225f0bc745b588a52f8747d · sha256:099a7d6402147d08… · /containers/cna/references/1
{"name":"https://github.com/chainguard-dev/apko/security/advisories/GHSA-f4w5-5xv9-85f6","tags":["x_refsource_CONFIRM"],"url":"https://github.com/chainguard-dev/apko/security/advisories/GHSA-f4w5-5xv9-85f6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9f5ee89b7cc0832747b9aeaf6cf39a7df30d9574225f0bc745b588a52f8747d · sha256:099a7d6402147d08… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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