Auth bypass in Error311 Filerise
CVE-2026-33330
FileRise is a self-hosted web file manager / WebDAV server. Prior to version 3.10.0, a broken access control issue in FileRise's ONLYOFFICE integration allows an authenticated user with read-only access to obtain a signed save callbackUrl…
Vulnerability class: Broken Access Control
EPSS: 0.004 (30.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.
Affected products
- Error311 Filerise — versions < 3.10.0
- Filerise
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-33330?
- CVE-2026-33330 is a high-severity vulnerability in Error311 Filerise, classified under Incorrect Authorization. CVSS score: 7.1/10. Published 2026-03-24.
- How severe is CVE-2026-33330?
- High severity. CVSS v3 base score is 7.1 out of 10.