Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-15793— Git source checkout from a bundle file could lead to command injection

Quick assessment

Affected
moby BuildKit
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Moby BuildKit是Moby团队开源的一个并发、高速缓存高效的构建器工具包。 Moby BuildKit 0.30.0版本至0.31.1及之前版本存在命令注入漏洞，该漏洞源于自定义前端或客户端在使用原始低级API时设置git.checkoutbundle=true参数，如果Git源是恶意的，可能导致在主机上执行特制命令。

AI Predicted 8.6 Difficulty: Moderate EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
moby BuildKit 0.30.0≤ 0.31.1 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-15793

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Git source checkout from a bundle file could lead to command injection
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
参数注入或修改
Source: CVE Program / CVE List V5
Vulnerability Title
Moby BuildKit 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Moby BuildKit是Moby团队开源的一个并发、高速缓存高效的构建器工具包。 Moby BuildKit 0.30.0版本至0.31.1及之前版本存在命令注入漏洞，该漏洞源于自定义前端或客户端在使用原始低级API时设置git.checkoutbundle=true参数，如果Git源是恶意的，可能导致在主机上执行特制命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
moby BuildKit 0.30.0 ~ 0.31.1 -

II. Public POCs for CVE-2026-15793

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-15793

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-15793 (1)

Same Patch Batch · moby · 2026-07-21 · 4 CVEs total

CVE-2026-15792 Possible panic when incorrect parameters sent from frontend
CVE-2026-15789 Malicious client can bypass destination directory validation on local sources upload
CVE-2026-15791 LLB file operation can be tricked to remove /tmp directory contents

IV. Related Vulnerabilities

Same product: BuildKit
Same vendor: moby
Same weakness: CWE-88

V. Comments for CVE-2026-15793

No comments yet

Leave a comment