CVE-2026-45153

Nextcloud: PIN bypass in PassCodeActivity via back button

CVSS 4.6 MEDIUMEPSS 0.2%CWE-287

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 4.6EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

01 jun 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

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

Productos afectados

nextcloud · security-advisories

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Referencias

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