Vmware Spring AI up to 1.1.6 Anthropic Skills API Path.resolve path traversal

Summaryinfo

A vulnerability was found in Vmware Spring AI up to 1.1.6. It has been declared as critical. Affected by this issue is the function Path.resolve of the component Anthropic Skills API Handler. Executing a manipulation can lead to path traversal. This vulnerability is handled as CVE-2026-41863. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Vmware Spring AI up to 1.1.6 and classified as critical. This vulnerability affects the function Path.resolve of the component Anthropic Skills API Handler. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect integrity, and availability. CVE summarizes:

Spring AI's support for Anthropic's Skills API used LLM-influenced filenames unsanitized in Path.resolve before writing files to disk. This could allow a malicious user to write files outside the intended target directory, including restricted directories. Affected versions: Spring AI: 1.1.0 through 1.1.x

The advisory is shared for download at spring.io. This vulnerability was named CVE-2026-41863 since 04/22/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/25/2026). The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 1.1.7 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-31638). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Artificial Intelligence Software

Vendor

• Vmware

Name

• Spring AI

Version

• 1.1.0
• 1.1.1
• 1.1.2
• 1.1.3
• 1.1.4
• 1.1.5
• 1.1.6

License

• commercial

Website

• Vendor: https://www.vmware.com/

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Once again VulDB remains the best source for vulnerability data.

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