mf-yang openclaw-cn up to 0.2.1 apply_patch Tool sandbox-paths.ts assertNoSymlinkEscape link following

Summaryinfo

A vulnerability was found in mf-yang openclaw-cn up to 0.2.1. It has been classified as critical. Impacted is the function assertNoSymlinkEscape of the file src/agents/sandbox-paths.ts of the component apply_patch Tool. Performing a manipulation results in link following. This vulnerability is identified as CVE-2026-19008. The attack can be initiated remotely. Additionally, an exploit exists. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability, which was classified as critical, was found in mf-yang openclaw-cn up to 0.2.1. This affects the function assertNoSymlinkEscape of the file src/agents/sandbox-paths.ts of the component apply_patch Tool. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-19008. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Artificial Intelligence Software

Vendor

• mf-yang

Name

• openclaw-cn

Version

• 0.2.0
• 0.2.1

Website

• Product: https://github.com/mf-yang/openclaw-cn/

CPE 2.3info

• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒

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Exploitinginfo

Threat Intelligenceinfo

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Timelineinfo

Sourcesinfo

Entryinfo

Submitinfo

Accepted

• Submit #862644: mf-yang openclaw-cn 0.2.1 Improper Link Resolution Before File Access (CWE-59) (by TrumpChen)

Duplicate

• Submit #XXXXXX: Xx-xxxx Xxxxxxxx-xx X.x.x Xxxxxxxx Xxxx Xxxxxxxxxx Xxxxxx Xxxx Xxxxxx (xxx-xx) (by TrumpChen)

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