CVE-2026-21484 Details.
AnythingLLM - Username Enumeration via Password Recovery
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-21484. What It Means.
AnythingLLM is an application that turns pieces of content into context that any LLM can use as references during chatting. Prior to commit e287fab56089cf8fcea9ba579a3ecdeca0daa313, the password recovery endpoint returns different error messages depending on whether a username exists, so enabling username enumeration. Commit e287fab56089cf8fcea9ba579a3ecdeca0daa313 fixes this issue.
Affected Product. What Is Hit.
- Vendor
- mintplex-labs
- Product
- Mintplex Labs Anything Llm
References. Where To Read More.
FAQ
Common Questions.
AnythingLLM - Username Enumeration via Password Recovery. AnythingLLM is an application that turns pieces of content into context that any LLM can use as references during chatting. Prior to commit e287fab56089cf8fcea9ba579a3ecdeca0daa313, the password recovery endpoint returns different error messages depending on whether a username exists, so enabling username enumeration. Commit e287fab56089cf8fcea9ba579a3ecdeca0daa313 fixes this issue.
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-21484 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-21484 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Mintplex Labs Anything Llm to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-21484. Atlas does not run a check for it, so nothing here says whether a particular site is affected.