CVE-2026-21484

MEDIUM
2026-01-03 [email protected]
5.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 23, 2026 - 17:54 vuln.today
Public exploit code
Patch Released
Feb 23, 2026 - 17:54 nvd
Patch available
CVE Published
Jan 03, 2026 - 02:15 nvd
MEDIUM 5.3

Tags

Information Disclosure AI / ML Anythingllm

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.

Analysis

AnythingLLM's password recovery endpoint leaks information about valid usernames through differential error messages, enabling account enumeration attacks. Public exploit code exists for this low-complexity network vulnerability that requires no authentication. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +26
POC: +20

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CVE-2026-21484 vulnerability details – vuln.today
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