CVE-2026-81836 | RooCodeInc Roo-Code up to 3.51.1 OAuth Callback oauth.ts cleartext transmission

A vulnerability labeled as problematic has been found in RooCodeInc Roo-Code up to 3.51.1. This vulnerability affects unknown code of the file src/integrations/claude-code/oauth.ts of the component OAuth Callback. The manipulation results in cleartext transmission of sensitive information. This vulnerability only affects products that are no longer supported by the maintainer.

This vulnerability was named CVE-2026-81836. The attack may be performed from remote. In addition, an exploit is available.

Multiple isses were reported to the vendor beforehand. They explain, that “they all apply to Roo Code, a project we no longer support – the repository was archived a while ago, and we don’t encourage anyone to use it.”VulDB Recent EntriesRead More