CVE-2026-15791

Name
CVE-2026-15791
Description
A crafted message in the BuildKit low-level build API can be used to remove the contents of the /tmp directory. The action that can normally be used to delete files inside the build container rootfs can escape into the real host temp directory.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Vendor Advisory https://github.com/moby/buildkit/security/advisories/GHSA-32pv-7hq5-qhwq

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:mobyproject:buildkit:*:*:*:*:*:*:*:* buildkit >= None < 0.31.2

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
buildkit edge-community 0.29.0-r2 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.29.0-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.29.0-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.27.0-r3 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.27.0-r2 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.27.0-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.27.0-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.25.1-r2 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.25.1-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.25.1-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.24.0-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.24.0-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.23.2-r3 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.23.2-r2 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.23.2-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.23.2-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.21.1-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.20.1-r2 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.20.1-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.20.1-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.19.0-r2 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.19.0-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.19.0-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.18.2-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.18.2-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.18.1-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.18.0-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit edge-community 0.12.5-r0 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable
buildkit 3.24-community 0.29.0-r1 Hoang Nguyen <folliekazetani@protonmail.com> possibly vulnerable