{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12108", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-06-12T14:32:13.190Z", "datePublished": "2026-07-10T07:48:40.621Z", "dateUpdated": "2026-07-10T07:48:40.621Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-07-10T07:48:40.621Z"}, "affected": [{"vendor": "looswebstudio", "product": "Highlighting Code Block", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "2.2.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Highlighting Code Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled."}], "title": "Highlighting Code Block <= 2.2.0 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'font_family' Setting", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/166e1d3a-3fd9-4ab0-ba0d-707c6d59e0cd?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/highlighting-code-block/tags/2.2.0/class/loos_hcb.php#L158"}, {"url": "https://plugins.trac.wordpress.org/browser/highlighting-code-block/tags/2.2.0/class/loos_hcb_menu.php#L23"}, {"url": "https://plugins.trac.wordpress.org/browser/highlighting-code-block/tags/2.2.0/class/loos_hcb_scripts.php#L69"}, {"url": "https://plugins.trac.wordpress.org/browser/highlighting-code-block/tags/2.1.3/class/loos_hcb.php#L158"}, {"url": "https://plugins.trac.wordpress.org/browser/highlighting-code-block/tags/2.1.3/class/loos_hcb_menu.php#L23"}, {"url": "https://plugins.trac.wordpress.org/browser/highlighting-code-block/tags/2.1.3/class/loos_hcb_scripts.php#L69"}, {"url": "https://plugins.trac.wordpress.org/changeset?reponame=&old=3592103%40highlighting-code-block&new=3592103%40highlighting-code-block"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N", "baseScore": 4.4, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Chinnapak Charoensiri"}], "timeline": [{"time": "2026-07-09T19:36:03.000Z", "lang": "en", "value": "Disclosed"}]}}}

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