{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45153","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-08T20:44:38.964Z","datePublished":"2026-06-01T16:37:12.319Z","dateUpdated":"2026-06-01T17:53:36.647Z"},"containers":{"cna":{"title":"Nextcloud: PIN bypass in PassCodeActivity via back button","problemTypes":[{"descriptions":[{"cweId":"CWE-287","lang":"en","description":"CWE-287: Improper Authentication","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"PHYSICAL","availabilityImpact":"NONE","baseScore":4.6,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2w7v-5299-3hw5","tags":["x_refsource_CONFIRM"],"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2w7v-5299-3hw5"},{"name":"https://github.com/nextcloud/android/pull/16896","tags":["x_refsource_MISC"],"url":"https://github.com/nextcloud/android/pull/16896"},{"name":"https://hackerone.com/reports/3625210","tags":["x_refsource_MISC"],"url":"https://hackerone.com/reports/3625210"}],"affected":[{"vendor":"nextcloud","product":"security-advisories","versions":[{"version":">= 33.0.0, < 33.1.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-06-01T16:37:12.319Z"},"descriptions":[{"lang":"en","value":"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."}],"source":{"advisory":"GHSA-2w7v-5299-3hw5","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-01T17:53:30.524011Z","id":"CVE-2026-45153","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-01T17:53:36.647Z"}}]}}