CVE-2026-5077

<!-- // Proof of Concept for CVE-2026-5077 // 1. Log in as a user with Contributor-level access or higher. // 2. Create a new Post. // 3. Set the Post Title to the following payload: --> " onmouseover=alert(document.cookie) x=" <!-- // 4. Set a Featured Image for the post. // 5. Publish the post. // 6. Navigate to the website's Home Page where the blog section is displayed. // 7. Hover over the post title element to trigger the XSS. -->

{"cve": {"id": "CVE-2026-5077", "sourceIdentifier": "[email protected]", "published": "2026-05-02T10:16:17.990", "lastModified": "2026-05-05T19:17:22.860", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Total theme for WordPress is vulnerable to Stored Cross-Site Scripting via post titles in versions up to, and including, 2.2.1 due to insufficient output escaping when rendering the_title() inside HTML attribute context in the home blog section template. 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. Exploitation requires the malicious post to be published and displayed with a featured image in the Home Page blog section."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.3, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://themes.trac.wordpress.org/changeset/320590/total", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/b1749bef-0952-4530-b607-4574765d2700?source=cve", "source": "[email protected]"}]}}