{"id":"CVE-2026-0718","aliases":["EUVD-2026-23201","GHSA-8jmv-f2mx-h22c"],"status":"published","title":"Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX \u003c= 5.0.5 - Missing Authorization to Limited Post Meta Modification","description":"The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ultp_shareCount_callback() function in all versions up to, and including, 5.0.5. This makes it possible for unauthenticated attackers to modify the share_count post meta for any post, including private or draft posts.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00283,"percentile":0.20968,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-04-16T07:39:50Z","modified":"2026-06-17T10:11:15Z","products":[{"vendor":"wpxpo","product":"post grid gutenberg blocks for news, magazines, blog websites – postx"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/c4b2cf3b-5d35-4ce6-9453-1538a6f7752f?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset?old_path=/ultimate-post/tags/5.0.5/classes/Blocks.php\u0026new_path=/ultimate-post/tags/5.0.6/classes/Blocks.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0718"},{"url":"https://github.com/advisories/GHSA-8jmv-f2mx-h22c"}],"sources":{"cve":[{"id":"CVE-2026-0718","title":"Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX \u003c= 5.0.5 - Missing Authorization to Limited Post Meta Modification","description":"The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ultp_shareCount_callback() function in all versions up to, and including, 5.0.5. This makes it possible for unauthenticated attackers to modify the share_count post meta for any post, including private or draft posts.","status":"published","published":"2026-04-16T07:39:50.799Z","modified":"2026-04-16T12:55:16.326Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:13.587351Z"}],"euvd":[{"id":"EUVD-2026-23201","description":"The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ultp_shareCount_callback() function in all versions up to, and including, 5.0.5. This makes it possible for unauthenticated attackers to modify the share_count post meta for any post, including private or draft posts.","status":"published","published":"2026-04-16T07:39:50Z","modified":"2026-04-16T12:55:16Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:24.796113Z"}],"ghsa":[{"id":"GHSA-8jmv-f2mx-h22c","title":"The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is...","description":"The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ultp_shareCount_callback() function in all versions up to, and including, 5.0.5. This makes it possible for unauthenticated attackers to modify the share_count post meta for any post, including private or draft posts.","status":"published","published":"2026-04-16T09:31:44Z","modified":"2026-04-16T09:31:50Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:07:31.233383Z"}],"nvd":[{"id":"CVE-2026-0718","description":"The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ultp_shareCount_callback() function in all versions up to, and including, 5.0.5. This makes it possible for unauthenticated attackers to modify the share_count post meta for any post, including private or draft posts.","status":"published","published":"2026-04-16T08:16:27.17Z","modified":"2026-06-17T10:11:15.657Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:14.748836Z"}]}}