apko allows users to build and publish OCI container images built from apk packages. From version 0.2.0 to before version 1.4.5, UserEntry.Parse and GroupEntry.Parse in pkg/passwd read the UID and GID fields of /etc/passwd and /etc/group entries with strconv.Atoi and convert them...
Product
chainguard.dev/apko vulnerabilities
10 published CVES affecting chainguard.dev/apko, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 10
- Critical
- 0
- High
- 7
- Medium
- 3
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest chainguard.dev/apko CVEs
Newest publication first
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MediumCVSS 6.3 EPSS 0.30%
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CVE-2026-54174 melange: Incomplete package integrity verification allows data section substitution
PublishedHighCVSS 8.3 EPSS 0.16%melange allows users to build apk packages using declarative pipelines. Apko prior to version 1.2.9, corresponding to melange prior to version 0.50.4, verified the control section hash (.PKGINFO etc.) against the signed APKINDEX, but never verified the data section hash (the actu...
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MediumCVSS 6.5 EPSS 0.25%
apko allows users to build and publish OCI container images built from apk packages. Prior to version 1.2.7, DiscoverKeys in pkg/apk/apk/implementation.go unconditionally type-asserts JWKS keys as *rsa.PublicKey without checking the key type. If a repository JWKS endpoint returns...
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HighCVSS 7.5 EPSS 0.16%
apko allows users to build and publish OCI container images built from apk packages. Prior to version 1.2.7, apko verifies the signature on APKINDEX.tar.gz but never compares individually downloaded .apk packages against the checksum recorded in the signed index. The checksum is...
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HighCVSS 7.5 EPSS 0.35%
apko allows users to build and publish OCI container images built from apk packages. From version 0.14.8 to before version 1.2.5, a crafted .apk could install a TypeSymlink tar entry whose target pointed outside the build root, and a subsequent directory-creation or file-write en...
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HighCVSS 7.5 EPSS 0.41%
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/ex...
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HighCVSS 7.5 EPSS 0.41%
apko allows users to build and publish OCI container images built from apk packages. From version 0.14.8 to before 1.1.1, a path traversal vulnerability was discovered in apko's dirFS filesystem abstraction. An attacker who can supply a malicious APK package (e.g., via a compromi...
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MediumCVSS 5.5 EPSS 0.13%
apko allows users to build and publish OCI container images built from apk packages. From version 0.14.8 to before 1.1.0, expandapk.Split drains the first gzip stream of an APK archive via io.Copy(io.Discard, gzi) without explicit bounds. With an attacker-controlled input stream,...
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HighCVSS 7.0 EPSS 0.14%
apko allows users to build and publish OCI container images built from apk packages. Starting in version 0.27.0 and prior to version 0.29.5, critical files were inadvertently set to 0666, which could likely be abused for root escalation. Version 0.29.5 contains a fix for the issu...
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HighCVSS 7.5 EPSS 0.44%
apko is an apk-based OCI image builder. apko exposures HTTP basic auth credentials from repository and keyring URLs in log output. This vulnerability is fixed in v0.14.5.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.