{"id":"CVE-2026-13246","aliases":["EUVD-2026-40888","GHSA-mv65-r2jq-jh8q"],"status":"published","title":"GiveWP \u003c= 4.16.0 - Authenticated (Author+) Stored Cross-Site Scripting via 'block_id' Shortcode Attribute","description":"The GiveWP – Donation Plugin and Fundraising Platform plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'block_id' (and other) shortcode attributes of the 'givewp_campaign_comments' shortcode in versions up to, and including, 4.16.0. This is due to insufficient input sanitization and output escaping on user supplied attributes in CampaignCommentsShortcode::parseAttributes() and BlockRenderController::render(), where the blockId value is interpolated directly into a single-quoted HTML attribute without esc_attr(). This makes it possible for authenticated attackers, with author-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":0.00419,"percentile":0.36511,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-07-01T03:43:33Z","modified":"2026-07-01T13:56:17Z","products":[{"vendor":"stellarwp","product":"givewp – donation plugin and fundraising platform"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/08f8f489-6b31-45d8-a122-bbaa283a2b10?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/give/trunk/src/Campaigns/Blocks/CampaignComments/Controller/BlockRenderController.php#L23"},{"url":"https://plugins.trac.wordpress.org/browser/give/trunk/src/Campaigns/Shortcodes/CampaignCommentsShortcode.php#L78"},{"url":"https://plugins.trac.wordpress.org/browser/give/trunk/src/Campaigns/Shortcodes/CampaignCommentsShortcode.php#L17"},{"url":"https://plugins.trac.wordpress.org/browser/give/trunk/src/Campaigns/Actions/RegisterCampaignShortcodes.php#L30"},{"url":"https://plugins.trac.wordpress.org/browser/give/trunk/src/Campaigns/Blocks/CampaignComments/render.php#L20"},{"url":"https://plugins.trac.wordpress.org/browser/give/tags/4.16.0/src/Campaigns/Blocks/CampaignComments/Controller/BlockRenderController.php#L23"},{"url":"https://plugins.trac.wordpress.org/browser/give/tags/4.16.0/src/Campaigns/Shortcodes/CampaignCommentsShortcode.php#L78"},{"url":"https://plugins.trac.wordpress.org/browser/give/tags/4.16.0/src/Campaigns/Shortcodes/CampaignCommentsShortcode.php#L17"},{"url":"https://plugins.trac.wordpress.org/browser/give/tags/4.16.0/src/Campaigns/Actions/RegisterCampaignShortcodes.php#L30"},{"url":"https://plugins.trac.wordpress.org/browser/give/tags/4.16.0/src/Campaigns/Blocks/CampaignComments/render.php#L20"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3590193%40give\u0026new=3590193%40give\u0026sfp_email=\u0026sfph_mail="},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13246"},{"url":"https://github.com/advisories/GHSA-mv65-r2jq-jh8q"}],"sources":{"cve":[{"id":"CVE-2026-13246","title":"GiveWP \u003c= 4.16.0 - Authenticated (Author+) Stored Cross-Site Scripting via 'block_id' Shortcode Attribute","description":"The GiveWP – Donation Plugin and Fundraising Platform plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'block_id' (and other) shortcode attributes of the 'givewp_campaign_comments' shortcode in versions up to, and including, 4.16.0. This is due to insufficient input sanitization and output escaping on user supplied attributes in CampaignCommentsShortcode::parseAttributes() and BlockRenderController::render(), where the blockId value is interpolated directly into a single-quoted HTML attribute without esc_attr(). This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-07-01T03:43:33.891Z","modified":"2026-07-01T10:42:12.021Z","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":"2026-11-02T14:19:49.885652Z"}],"euvd":[{"id":"EUVD-2026-40888","description":"The GiveWP – Donation Plugin and Fundraising Platform plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'block_id' (and other) shortcode attributes of the 'givewp_campaign_comments' shortcode in versions up to, and including, 4.16.0. This is due to insufficient input sanitization and output escaping on user supplied attributes in CampaignCommentsShortcode::parseAttributes() and BlockRenderController::render(), where the blockId value is interpolated directly into a single-quoted HTML attribute without esc_attr(). This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-07-01T03:43:33Z","modified":"2026-07-01T10:42:12Z","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":"2026-11-02T18:20:20.762369Z"}],"ghsa":[{"id":"GHSA-mv65-r2jq-jh8q","title":"The GiveWP – Donation Plugin and Fundraising Platform plugin for WordPress is vulnerable to...","description":"The GiveWP – Donation Plugin and Fundraising Platform plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'block_id' (and other) shortcode attributes of the 'givewp_campaign_comments' shortcode in versions up to, and including, 4.16.0. This is due to insufficient input sanitization and output escaping on user supplied attributes in CampaignCommentsShortcode::parseAttributes() and BlockRenderController::render(), where the blockId value is interpolated directly into a single-quoted HTML attribute without esc_attr(). This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-07-01T06:31:33Z","modified":"2026-07-01T06:31:41Z","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":"2026-11-02T15:09:07.798056Z"}],"nvd":[{"id":"CVE-2026-13246","description":"The GiveWP – Donation Plugin and Fundraising Platform plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'block_id' (and other) shortcode attributes of the 'givewp_campaign_comments' shortcode in versions up to, and including, 4.16.0. This is due to insufficient input sanitization and output escaping on user supplied attributes in CampaignCommentsShortcode::parseAttributes() and BlockRenderController::render(), where the blockId value is interpolated directly into a single-quoted HTML attribute without esc_attr(). This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-07-01T05:16:18.333Z","modified":"2026-07-01T13:56:17.493Z","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":"2026-11-02T14:12:27.199837Z"}]}}