CVE-2026-21484
MediumAnythingLLM Vulnerable to Username Enumeration w/ Password Recovery
Published Jan 3, 2026 · Updated Oct 8, 2026 · Also known as GHSA-47vr-w3vm-69ch
Key Facts
Routine patching- CVE-2026-21484 is a medium-severity vulnerability (CVSS 5.3 v3.1) affecting Anythingllm (Mintplexlabs), anything-llm.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 0.8% probability of exploitation in the next 30 days.
- Fixed versions are available, including Anythingllm 1.10.0.
- Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
CVSS v3.1
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS (30-day exploit likelihood)
0.8%
Higher than 54.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
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Description
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 Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| AnythingllmMintplexlabs | See advisory | 1.10.0 |
| anything-llm | >= < e287fab56089cf8fcea9ba579a3ecdeca0daa313 | n/a |
Patched Releases
Anythingllm
1.10.0
Timeline
Publicly disclosed
Jan 3, 2026
Last updated
Oct 8, 2026
Weakness Type
- CWE-203 Observable Discrepancy
- CWE-204 Observable Response Discrepancy
References
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21484.json
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2026-21484
- otherhttps://github.com/Mintplex-Labs/anything-llm/commit/e287fab56089cf8fcea9ba579a3ecdeca0daa313
- otherhttps://github.com/Mintplex-Labs/anything-llm/security/advisories/GHSA-47vr-w3vm-69ch
FAQ
Common Questions.
AnythingLLM is an application that turns pieces of content into context that any LLM can use as references during chatting.
Affected: Anythingllm (Mintplexlabs); anything-llm versions >= < e287fab56089cf8fcea9ba579a3ecdeca0daa313. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Anythingllm 1.10.0.
Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
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