CVE-2026-2951: medium-severity vulnerability in Gutentor – Gutenberg Blocks – Page Builder for…
Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor <= 3.5.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via Gutentor Block HTML
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.2%
The Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.5.5 due to insufficient input sanitization and output escaping. 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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Related CVEs — Gutentor – Gutenberg Blocks – Page Builder for…
In the same product, most dangerous first.
CVE-2024-5647MEDIUMMultiple Plugins <= (Various Versions) - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via Magnific Popups JavaScript LibraryEPSS 0.4%CVE-2024-10178MEDIUMGutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor <= 3.3.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via Countdown WidgetEPSS 0.3%CVE-2025-4685MEDIUMGutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor <= 3.4.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple WidgetsEPSS 0.3%