A weakness has been identified in Mereithhh VanBlog up to 0.54.0. This affects an unknown part of the file packages/server/src/types/access/access.ts of the component Image Upload Endpoint. Executing a manipulation can lead to cross site scripting. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

A security vulnerability has been detected in Mereithhh VanBlog up to 0.54.0. This vulnerability affects the function fs.readFileSync of the file local.provider.ts of the component Custom Page Handler. The manipulation of the argument path leads to path traversal. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version test-20261013 is able to resolve this issue. The identifier of the patch is d63aa163f10b6dc1080e2368fe8e71aa95b765cb. Upgrading the affected component is advised.