CVE-2026-15793

HIGHCVSS 7.5/10EPSS 0.23%

Last modified

CVE-2026-15793 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. BuildKit custom frontends or clients using the raw low-level API can set git.checkoutbundle=true when checking out Git sources. If the Git source is malicious, this could lead to a crafted command invocation on the host.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

BuildKit custom frontends or clients using the raw low-level API can set git.checkoutbundle=true when checking out Git sources. If the Git source is malicious, this could lead to a crafted command invocation on the host.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
MobyprojectBuildkit>= 0.30.0, < 0.31.2

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-15793?
BuildKit custom frontends or clients using the raw low-level API can set git.checkoutbundle=true when checking out Git sources. If the Git source is malicious, this could lead to a crafted command invocation on the host.
How severe is CVE-2026-15793?
CVE-2026-15793 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.
How do I fix CVE-2026-15793?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST