CVE-2026-116117: halo-dev halo View Name Resolver DefaultViewNameResolver.java path traversal

Vulnerability summary

CVE-2026-116117 is a high (CVSS 7.5) vulnerability in halo-dev halo. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 43% of scored vulnerabilities.

Timeline

1. 26-10-2026
   PublishedVulnerability first disclosed.
2. 26-10-2026
   Last modifiedVulnerability information updated.

Description

A flaw has been found in halo-dev halo up to 2.27.0-beta.1. Affected by this vulnerability is the function run.halo.app.theme.DefaultViewNameResolver.resolveViewNameOrDefault of the file application/src/main/java/run/halo/app/theme/DefaultViewNameResolver.java of the component View Name Resolver. Executing a manipulation of the argument template can lead to path traversal. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-22Improper Limitation of a Pathname to a Restricted DirectoryThe 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.