TI-2025-16691 Aliases CVE-2025-22810 GHSA-3x59-4xhf-3r9c

WordPress Content Blocks Builder plugin <= 2.7.6 - Cross Site Scripting (XSS) vulnerability

LOW 28CWE-79Published 2025-01-09 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Phi Phan Content Blocks Builder content-blocks-builder allows Stored XSS.This issue affects Content Blocks Builder: from n/a through <= 2.7.6.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00216 12th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Phi Phan	Content Blocks Builder	up to 2.7.6	—	No fix listed	CNA

Content Blocks Builder VendorPhi Phan Affected up to 2.7.6 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-22810
2026-10-03 Alias added: GHSA-3x59-4xhf-3r9c

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/content-blocks-builder/vulnerability/wordpress-content-blocks-builder-plugin-2-7-6-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2024-28930 WordPress Meta Field Block plugin <= 1.2.13 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences