Aklivity Zilla up to 1.3.4/2.4.7/2.5.0-rc2 http-filesystem Binding FileSystemServerFactory Path.resolve params path traversal

Summaryinfo

A vulnerability labeled as critical has been found in Aklivity Zilla up to 1.3.4/2.4.7/2.5.0-rc2. The impacted element is the function Path.resolve of the file FileSystemServerFactory of the component http-filesystem Binding. Such manipulation of the argument params leads to path traversal. This vulnerability is documented as CVE-2026-120324. The attack can be executed remotely. Additionally, an exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Aklivity Zilla up to 1.3.4/2.4.7/2.5.0-rc2 and classified as critical. Affected by this issue is the function Path.resolve of the file FileSystemServerFactory of the component http-filesystem Binding. The manipulation of the argument params with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-120324. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

The exploit is available at github.com. It is declared as proof-of-concept.

Upgrading to version 2.5.0-rc3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 46a8b15cbea157f7ae8b7cb865809a02fd6b1988 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Aklivity

Name

• Zilla

Version

• 1.3.0
• 1.3.1
• 1.3.2
• 1.3.3
• 1.3.4
• 2.4.0
• 2.4.1
• 2.4.2
• 2.4.3
• 2.4.4
• 2.4.5
• 2.4.6
• 2.4.7
• 2.5.0-rc1
• 2.5.0-rc2

License

• open-source

Website

• Product: https://github.com/aklivity/zilla/

CPE 2.3info

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CPE 2.2info

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Submitinfo

Accepted

• Submit #1015032: Aklivity Zilla 2.4.7 path traversal (by chenhuanlin)

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