What is CVE-2026-25231?

CVE-2026-25231 is a high-severity vulnerability in Error311 Filerise, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-02-09.

How severe is CVE-2026-25231?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Error311 Filerise

CVE-2026-25231

FileRise is a self-hosted web file manager / WebDAV server. Versions prior to 3.3.0, the application contains an unauthenticated file read vulnerability due to the lack of access control on the /uploads directory. Files uploaded to this directory can be accessed directly by any user who knows or can guess the file path, without requiring authentication. As a result, sensitive data could be exposed, and privacy may be breached. This vulnerability is fixed in 3.3.0.

Published 2026-02-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (77.2th percentile), scored 2026-11-01.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.017 · change: +0.001

Affected products

Error311 Filerise — versions < 3.3.0
Filerise

Weakness classification (CWE)

References

github.com/error311/FileRise/security/advisories/GHSA-hv99-77cw-hvpr (Exploit, Vendor Advisory)
github.com/error311/FileRise/releases/tag/v3.3.0 (Release Notes)

Frequently asked questions

What is CVE-2026-25231?: CVE-2026-25231 is a high-severity vulnerability in Error311 Filerise, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-02-09.
How severe is CVE-2026-25231?: High severity. CVSS v3 base score is 7.5 out of 10.