What is CVE-2026-33329?

CVE-2026-33329 is a high-severity vulnerability in Error311 Filerise, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-03-24.

How severe is CVE-2026-33329?

High severity. CVSS v3 base score is 8.1 out of 10.

Path Traversal in Error311 Filerise

CVE-2026-33329

FileRise is a self-hosted web file manager / WebDAV server. From version 1.0.1 to before version 3.10.0, the resumableIdentifier parameter in the Resumable.js chunked upload handler (UploadModel::handleUpload()) is concatenated directly in…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (27.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Error311 Filerise — versions >= 1.0.1, < 3.10.0

Weakness classification (CWE)

References

https://github.com/error311/FileRise/security/advisories/GHSA-c2jm-4wp9-5vrh (x_refsource_CONFIRM)
https://github.com/error311/FileRise/commit/3871f9fd1661688bed4f7dd23912be0ebf50973c (x_refsource_MISC)
https://github.com/error311/FileRise/releases/tag/v3.10.0 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33329?: CVE-2026-33329 is a high-severity vulnerability in Error311 Filerise, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-03-24.
How severe is CVE-2026-33329?: High severity. CVSS v3 base score is 8.1 out of 10.