CVE-2026-84473 CVE-2026-84473

CriticalCVSS 9.8

Published: 2026-11-06 20:25
Updated: 2026-11-10 20:24
Exploit status: No public exploit known

Description

Authentication Bypass / Missing Brute-Force Protection in remote.php/webdav/ in ownCloud ownCloud server 10.16.3 allows an unauthenticated remote attacker to perform unlimited online password guessing against WebDAV accounts via repeated HTTP Basic Authentication requests to the WebDAV endpoint.

Affected products

Product	Affected versions	Fixed in
Kiteworks ownCloud	>= 10.16.3, < 11.1.0	11.1.0

References

github.com

CVSS v3.1

9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Weakness & likelihood

EPSS (exploitation probability, 30 days): Not available
CWE: CWE-288 Authentication Bypass Using an Alternate Path or Channel CWE-307 Improper Restriction of Excessive Authentication Attempts

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.