Cyber Resilience

CVE-2025-52997

MediumPublic PoC

Published: 30 June 2025

Published
30 June 2025
Modified
04 August 2025
KEV Added
Patch
CVSS Score v3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0016 36.9th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-52997 is a medium-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Filebrowser Filebrowser. Its CVSS base score is 5.9 (Medium).

Operationally, ranked at the 36.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename and edit files. Prior to version 2.34.1, a missing password policy and brute-force protection makes the authentication process insecure.…

more

Attackers could mount a brute-force attack to retrieve the passwords of all accounts in a given instance. This issue has been patched in version 2.34.1.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

filebrowser
filebrowser
≤ 2.34.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-521 CWE-1392

IA policy establishes password requirements, directly addressing weak password requirements.

addresses: CWE-521 CWE-1392

Ensuring authenticators have sufficient strength of mechanism for intended use addresses weak password requirements.

addresses: CWE-521 CWE-1392

User documentation on maintaining security includes password requirements, directly mitigating weak password policies.

addresses: CWE-307

This control directly enforces limits on consecutive invalid logon attempts and automatic response (e.g., lockout) to prevent brute-force exploitation of authentication mechanisms.

addresses: CWE-1392

Mandates replacement of default credentials during secure configuration and provisioning procedures.

addresses: CWE-521

Configuration settings can define and enforce strong password requirements to avoid weak policies.

addresses: CWE-307

Specific conditions can include excessive failed attempts, triggering stronger authentication that restricts brute-force exploitation.

addresses: CWE-1392

Unique identification requirement prevents use of default or shared credentials by organizational users.

References