CVE-2025-53945: Permission Flaw (CVSS 7)

Description

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 issue.

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CVSS v3.1 Score

7.0

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L

Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

References

Other References

https://github.com/chainguard-dev/apko/commit/04f37e2d50d5a502e155788561fb7d40de705bd9 https://github.com/chainguard-dev/apko/commit/aedb0772d6bf6e74d8f17690946dbc791d0f6af3 https://github.com/chainguard-dev/apko/releases/tag/v0.27.0 https://github.com/chainguard-dev/apko/releases/tag/v0.29.5 https://github.com/chainguard-dev/apko/security/advisories/GHSA-x6ph-r535-3vjw

Frequently Asked Questions

What is CVE-2025-53945? +

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 issue. It has a CVSS v3.1 base score of 7.0 (HIGH).

How severe is CVE-2025-53945? +

CVE-2025-53945 has a CVSS v3.1 score of 7.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2025-53945? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-53945