Volcengine OpenViking up to 0.2.1 path traversal

Summaryinfo

A vulnerability identified as critical has been detected in Volcengine OpenViking up to 0.2.1. The impacted element is an unknown function. This manipulation causes path traversal. This vulnerability appears as CVE-2026-28518. The attack may be initiated remotely. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical was found in Volcengine OpenViking up to 0.2.1. Affected by this vulnerability is some unknown functionality. 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 confidentiality, integrity, and availability. The summary by CVE is:

OpenViking versions 0.2.1 and prior, fixed in commit 46b3e76, contain a path traversal vulnerability in the .ovpack import handling that allows attackers to write files outside the intended import directory. Attackers can craft malicious ZIP archives with traversal sequences, absolute paths, or drive prefixes in member names to overwrite or create arbitrary files with the importing process privileges.

The weakness was presented by Chia Min Jun Lennon. The advisory is shared at github.com. This vulnerability is known as CVE-2026-28518 since 02/27/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

Applying the patch 46b3e76 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-9296). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Volcengine

Name

• OpenViking

Version

• 0.2.0
• 0.2.1

Website

• Product: https://github.com/volcengine/OpenViking/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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