CVE-2024-43335: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in CyberChimps Responsive Blocks – WordPress Gutenberg Blocks allows Stored XSS.This issue aff

medium Affects responsive-blocks (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in CyberChimps Responsive Blocks – WordPress Gutenberg Blocks allows Stored XSS.This issue aff

Package
responsive-blocks (WordPress plugin) WordPress
Affected versions
<1.8.9
Fixed in
1.8.9
Severity
medium  CVSS 6.5
Exploitation
not on CISA KEV · EPSS 0% (17.0th percentile)
Published
2024-08-18
Source
nvd

References

CWE-79
NVD recordresponsive-blocks (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories