Medium 4.6Published Jun 1, 2026

CVE-2026-45153Nextcloud is an open source content collaboration platform.

Updated under an hour ago (2026-10-19 06:50 UTC)

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Exploited in the last 30 days

Nextcloud is an open source content collaboration platform. From version 33.0.0 to before version 33.1.0, after unlocking a locked Android phone the back-button could be used to bypass the Nextcloud Files app PIN. This issue has been patched in version 33.1.0.

CVSS: 4.6 MEDIUM (v3.1, NVD)CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N
Weakness (CWE): CWE-287
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: Deferred
Record last updated: Jul 22, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/nextcloud/android/pull/16896
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2w7v-5299-3hw5
https://hackerone.com/reports/3625210

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.