{"id":"CVE-2026-1275","aliases":["EUVD-2026-14171","GHSA-9479-m26h-g85h"],"status":"published","title":"Multi Post Carousel by Category \u003c= 1.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'slides' Shortcode Attribute","description":"The Multi Post Carousel by Category plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'slides' shortcode attribute in all versions up to, and including, 1.4. This is due to insufficient input sanitization and output escaping on the user-supplied 'slides' parameter in the post_slides_shortcode function. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0025,"percentile":0.16414,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-03-21T03:26:59Z","modified":"2026-06-17T10:15:26Z","products":[{"vendor":"gbsdeveloper","product":"multi post carousel by category"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/b27ecbf7-e97d-42c0-98d4-c235edf40669?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/multi-post-carousel/trunk/multi-post-carousel.php#L174"},{"url":"https://plugins.trac.wordpress.org/browser/multi-post-carousel/tags/1.4/multi-post-carousel.php#L174"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1275"},{"url":"https://github.com/advisories/GHSA-9479-m26h-g85h"}],"sources":{"cve":[{"id":"CVE-2026-1275","title":"Multi Post Carousel by Category \u003c= 1.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'slides' Shortcode Attribute","description":"The Multi Post Carousel by Category plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'slides' shortcode attribute in all versions up to, and including, 1.4. This is due to insufficient input sanitization and output escaping on the user-supplied 'slides' parameter in the post_slides_shortcode function. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-03-21T03:26:59.781Z","modified":"2026-04-08T17:16:26.184Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:01.271368Z"}],"euvd":[{"id":"EUVD-2026-14171","description":"The Multi Post Carousel by Category plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'slides' shortcode attribute in all versions up to, and including, 1.4. This is due to insufficient input sanitization and output escaping on the user-supplied 'slides' parameter in the post_slides_shortcode function. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-03-21T03:26:59Z","modified":"2026-04-08T17:16:26Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:44.170067Z"}],"ghsa":[{"id":"GHSA-9479-m26h-g85h","title":"The Multi Post Carousel by Category plugin for WordPress is vulnerable to Stored Cross-Site...","description":"The Multi Post Carousel by Category plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'slides' shortcode attribute in all versions up to, and including, 1.4. This is due to insufficient input sanitization and output escaping on the user-supplied 'slides' parameter in the post_slides_shortcode function. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-03-21T06:30:23Z","modified":"2026-03-21T06:30:25Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:06:45.356317Z"}],"nvd":[{"id":"CVE-2026-1275","description":"The Multi Post Carousel by Category plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'slides' shortcode attribute in all versions up to, and including, 1.4. This is due to insufficient input sanitization and output escaping on the user-supplied 'slides' parameter in the post_slides_shortcode function. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-03-21T04:16:52.253Z","modified":"2026-06-17T10:15:26.15Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:10.126802Z"}]}}