CVE-2024-2255
CVE-2024-2255 is a medium-severity vulnerability in Wpdeveloper Essential Blocks with a CVSS 3.x base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.4)
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-27211
- Weakness: CWE-79
- Affected product: Wpdeveloper Essential Blocks
- Published:
- Last modified:
Description
The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's widgets in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes such as listStyle. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Frequently asked questions
- What is CVE-2024-2255?
- The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's widgets in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes such as listStyle. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- How severe is CVE-2024-2255?
- CVE-2024-2255 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2024-2255 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-2255?
- CVE-2024-2255 affects Wpdeveloper Essential Blocks. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-2255?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-2255 have an EU (EUVD) identifier?
- Yes. CVE-2024-2255 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-27211.
- When was CVE-2024-2255 published?
- CVE-2024-2255 was published on 2024-03-20 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/browser/essential-blocks/tags/4.5.2/blocks/TableOfContents.php#L120
- https://plugins.trac.wordpress.org/changeset/3053199/essential-blocks/trunk/blocks/TableOfContents.php
- https://www.wordfence.com/threat-intel/vulnerabilities/id/cfcd59ae-085f-47d2-a4d2-2d1239f035d2?source=cve
Affected products (1)
- cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*
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