Back to CVE List

CVE-2026-45156

HIGH SEVERITY

CVSS Score & Metrics

Base Score
8.1 / 10
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Vulnerability Description

Nextcloud is an open source content collaboration platform. From versions 0.3.0 to before 3.1.0, 5.0.0 to before 5.1.0, and 6.0.0 to before 6.4.0, a missing signature verification in User OIDC allowed a malicious ID4me authority to identify as any user. This issue has been patched in versions 3.1.0, 4.1.0, 5.1.0, 6.4.0 and 8.3.0.

Vulnerability Details

Published Date
Last Modified
CWE ID
CWE-287
Source
NVD
Vendor
nextcloud
Product
security-advisories

External References

Discussion (0)

Add Comment

No comments yet. Be the first!