{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "33.0.0"
              },
              {
                "fixed": "33.1.0"
              },
              {
                "introduced": "0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "be604e5927095d3a14b2120ffbae5c1b1511d057"
            },
            {
              "fixed": "0c7b14c7e4b189c8c48bbaeb6470686dd92476b4"
            }
          ],
          "repo": "https://github.com/nextcloud/android",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-2w7v-5299-3hw5"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-287"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45153.json"
  },
  "details": "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.",
  "id": "CVE-2026-45153",
  "modified": "2026-08-07T11:31:29.445700415Z",
  "published": "2026-06-01T16:37:12.319Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/3625210"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45153.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2w7v-5299-3hw5"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45153"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nextcloud/android/pull/16896"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Nextcloud: PIN bypass in PassCodeActivity via back button"
}