{"id":"CVE-2026-110029","kind":"vulnerability","aliases":["CVE-2026-110029"],"related":[],"title":"Squeeze WordPress plugin: subscribers can delete attachment backups and WebP files","description":"The Squeeze WordPress plugin before 1.8.1 does not perform a capability check on one of its AJAX actions, allowing authenticated users with a role as low as Subscriber to revert any attachment to its backup copy and to permanently delete that backup and the plugin's generated WebP derivatives, regardless of ownership.","summary":"The Squeeze plugin before 1.8.1 has an AJAX action with no capability check, so any logged-in user, even a Subscriber, can revert attachments to their backup copy. The same action lets them permanently delete those backups and the plugin's generated WebP images, regardless of who owns the attachment.","severity":"medium","cvss":5.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","self-hosted","wordpress","wordpress-plugin"],"not_affected_if":["no-user-accounts","plugin-at-1.8.1-or-later"],"how_to_check":"- Check the installed Squeeze plugin version in the WordPress admin Plugins screen or with `wp plugin get squeeze --field=version`\n- Review whether user self-registration is enabled so that low-privilege accounts can exist","fix":"- Update the Squeeze plugin to `1.8.1` or later\n- Review user roles and remove unneeded accounts if the plugin is not updated yet","status":"open","published_at":"2026-10-16T12:16:32+00:00","first_seen_at":"2026-10-23T21:57:12+00:00","triaged_at":"2026-10-25T04:18:35+00:00","updated_at":"2026-10-25T04:18:35+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-25T04:18:35Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Squeeze plugin to `1.8.1` or later\n- Review user roles and remove unneeded accounts if the plugin is not updated yet","reach":"internet","title":"Squeeze WordPress plugin: subscribers can delete attachment backups and WebP files","impact":"low","summary":"The Squeeze plugin before 1.8.1 has an AJAX action with no capability check, so any logged-in user, even a Subscriber, can revert attachments to their backup copy. The same action lets them permanently delete those backups and the plugin's generated WebP images, regardless of who owns the attachment.","category":"package","nicknames":[],"who_cares":["wordpress","wordpress-plugin","self-hosted"],"confidence":0.7,"needs_auth":"yes","worst_case":"Subscribers can delete attachment backups and generated WebP images","analyst_note":"","how_to_check":"- Check the installed Squeeze plugin version in the WordPress admin Plugins screen or with `wp plugin get squeeze --field=version`\n- Review whether user self-registration is enabled so that low-privilege accounts can exist","needs_analyst":false,"not_affected_if":["plugin-at-1.8.1-or-later","no-user-accounts"],"who_is_affected":"Sites running the Squeeze WordPress plugin before version 1.8.1 that have any authenticated user account, including Subscriber-level accounts. Sites that do not run the plugin, or that run 1.8.1 or later, are not affected. Exposure is greater where open registration lets anyone create an account.","user_interaction":"no","needs_special_setup":"no","severity_if_unknown":"medium"},"cost_usd":0.00062,"input_tokens":3330,"output_tokens":573,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-110029':14A,17A '-2026':13A,16A '1.8.1':30B,82C 'action':34B,57B,94C 'ajax':33B,93C 'allow':95C 'attach':7A,50B,76B,108C 'authent':96C 'backup':8A,53B,63B,111C,118C 'capabl':37B,87C 'check':38B,88C 'copi':54B,112C 'cve':12A,15A 'delet':6A,61B,116C 'deriv':125C 'even':45B 'file':11A 'generat':68B,123C 'host':21B 'imag':70B 'let':58B 'log':42B 'logged-in':41B 'low':102C 'one':90C 'own':74B 'ownership':128C 'packag':18B 'perform':85C 'perman':60B,115C 'plugin':3A,25B,28B,66B,80C,121C 'regardless':71B,126C 'revert':49B,106C 'role':100C 'self':20B 'self-host':19B 'squeez':1A,27B,78C 'subscrib':4A,47B,104C 'user':44B,97C 'webp':10A,69B,124C 'wordpress':2A,22B,24B,79C 'wordpress-plugin':23B","nicknames":[],"mitigations":[],"who_affected":"Sites running the Squeeze WordPress plugin before version 1.8.1 that have any authenticated user account, including Subscriber-level accounts. Sites that do not run the plugin, or that run 1.8.1 or later, are not affected. Exposure is greater where open registration lets anyone create an account.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-16T12:16:32+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","cvss_by":"contact@wpscan.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110029","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110029","severity":null,"published_at":"2026-10-16T12:16:32+00:00","modified_at":"2026-10-16T15:17:09+00:00","first_seen_at":"2026-10-23T21:57:12+00:00","fetched_at":"2026-10-23T22:28:55+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}