Medium 6.5Published Jun 1, 2026

CVE-2026-45275Nextcloud is an open source content collaboration platform.

Updated under an hour ago (2026-10-19 07:30 UTC)

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It affects nextcloud approval. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for nextcloud approval

Exploited in the last 30 days

Nextcloud is an open source content collaboration platform. Prior to version 2.7.2, a privilege escalation vulnerability exists in the Approval app that allows a user without sharing permissions to force the system to share a file with approvers. This results in an authorization bypass and privilege escalation, allowing unauthorized distribution of restricted files. This issue has been patched in version 2.7.2.

CVSS: 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-285
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jul 22, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

nextcloud approval nextcloud:approval	before 2.7.2	NVD

References

https://github.com/nextcloud/approval/pull/392issue-tracking, patch
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-v8q8-w6c3-3gv9mitigation, vendor-advisory
https://hackerone.com/reports/3593780permissions-required

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.