{"id":"CVE-2026-14503","aliases":["EUVD-2026-45132","GHSA-6qxr-g8rc-cpg3"],"status":"published","title":"pCloud WP Backup \u003c= 2.0.3 -  Missing Authorization on the 'start_backup' AJAX Method to Authenticated (Subscriber+) Arbitrary File Read","description":"The pCloud WP Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.3 via the wp2pcl_ajax_process_request_inner. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract force generation of a full-site backup archive written to a publicly accessible directory, exposing wp-config.php database credentials, WordPress secret salts, and the complete PHP source tree. The resulting archive is deposited in the plugin's unprotected tmp/ directory at a predictable URL, making the extracted data accessible to unauthenticated visitors once the backup is triggered.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00506,"percentile":0.43549,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2026-07-17T03:43:41Z","modified":"2026-07-17T14:59:38Z","products":[{"vendor":"ploudapp","product":"pcloud wp backup"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0b301c6e-a3c5-4435-9bc9-fab18085fe2d?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/pcloud-wp-backup/tags/2.0.2/pcloud-wp-backup.php#L572"},{"url":"https://plugins.trac.wordpress.org/browser/pcloud-wp-backup/tags/2.0.2/pcloud-wp-backup.php#L210"},{"url":"https://plugins.trac.wordpress.org/browser/pcloud-wp-backup/tags/2.0.2/pcloud-wp-backup.php#L1635"},{"url":"https://plugins.trac.wordpress.org/browser/pcloud-wp-backup/tags/2.0.2/Pcloud/Classes/class-wp2pcloudfilebackup.php#L111"},{"url":"https://plugins.trac.wordpress.org/browser/pcloud-wp-backup/tags/2.0.2/pcloud-wp-backup.php#L217"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3597399%40pcloud-wp-backup\u0026new=3597399%40pcloud-wp-backup"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14503"},{"url":"https://github.com/advisories/GHSA-6qxr-g8rc-cpg3"}],"sources":{"cve":[{"id":"CVE-2026-14503","title":"pCloud WP Backup \u003c= 2.0.3 -  Missing Authorization on the 'start_backup' AJAX Method to Authenticated (Subscriber+) Arbitrary File Read","description":"The pCloud WP Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.3 via the wp2pcl_ajax_process_request_inner. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract force generation of a full-site backup archive written to a publicly accessible directory, exposing wp-config.php database credentials, WordPress secret salts, and the complete PHP source tree. The resulting archive is deposited in the plugin's unprotected tmp/ directory at a predictable URL, making the extracted data accessible to unauthenticated visitors once the backup is triggered.","status":"published","published":"2026-07-17T03:43:41.024Z","modified":"2026-07-17T10:24:31.926Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T13:38:43.260938Z"}],"euvd":[{"id":"EUVD-2026-45132","description":"The pCloud WP Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.3 via the wp2pcl_ajax_process_request_inner. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract force generation of a full-site backup archive written to a publicly accessible directory, exposing wp-config.php database credentials, WordPress secret salts, and the complete PHP source tree. The resulting archive is deposited in the plugin's unprotected tmp/ directory at a predictable URL, making the extracted data accessible to unauthenticated visitors once the backup is triggered.","status":"published","published":"2026-07-17T03:43:41Z","modified":"2026-07-17T10:24:31Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:19:51.364603Z"}],"ghsa":[{"id":"GHSA-6qxr-g8rc-cpg3","title":"The pCloud WP Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all...","description":"The pCloud WP Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.3 via the wp2pcl_ajax_process_request_inner. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract force generation of a full-site backup archive written to a publicly accessible directory, exposing wp-config.php database credentials, WordPress secret salts, and the complete PHP source tree. The resulting archive is deposited in the plugin's unprotected tmp/ directory at a predictable URL, making the extracted data accessible to unauthenticated visitors once the backup is triggered.","status":"published","published":"2026-07-17T06:30:59Z","modified":"2026-07-17T06:31:06Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:09:34.599528Z"}],"nvd":[{"id":"CVE-2026-14503","description":"The pCloud WP Backup plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.3 via the wp2pcl_ajax_process_request_inner. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract force generation of a full-site backup archive written to a publicly accessible directory, exposing wp-config.php database credentials, WordPress secret salts, and the complete PHP source tree. The resulting archive is deposited in the plugin's unprotected tmp/ directory at a predictable URL, making the extracted data accessible to unauthenticated visitors once the backup is triggered.","status":"published","published":"2026-07-17T05:16:37.96Z","modified":"2026-07-17T14:59:38.667Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:12:30.250437Z"}]}}