CVE-2026-45264

MEDIUM EPSS 13.6%
Published Jun 1, 20261mo ago · Modified Jun 17, 20262w ago
4.3 CVSS 3.1
Medium
Find Similar
Published Jun 1, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before 21.0.4, a user with READ and CREATE permission, but no UPDATE permission for a team folder can rename files in the team folder. This issue has been patched in versions 17.0.15, 18.1.12, 19.1.16, 20.1.11, and 21.0.4.

CVSS Details

Base Score
4.3
Exploitability
2.8
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
13.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-284

References 3

  • github.com https://github.com/nextcloud/groupfolders/pull/4361
  • github.com https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wx2x-822r-rvmf
  • hackerone.com https://hackerone.com/reports/3540673

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.