phpwarden
FeaturesComparePricingAdvisoriesBlogDocsChangelogLog in
Log inStart free

CVE-2021-24793: The WPeMatico RSS Feed Fetcher WordPress plugin before 2.6.12 does not escape the Feed URL added to a campaign before outputting it in an attribute, allowing high privilege users to perform Cross-Site

medium Affects wpematico-rss-feed-fetcher (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.6.12 does not escape the Feed URL added to a campaign before outputting it in an attribute, allowing high privilege users to perform Cross-Site

Package
wpematico-rss-feed-fetcher (WordPress plugin) WordPress
Affected versions
<2.6.12
Fixed in
2.6.12
Severity
medium  CVSS 4.8
Exploitation
not on CISA KEV · EPSS 1% (50.7th percentile)
Published
2021-11-01
Source
nvd

References

CWE-79
NVD recordwpematico-rss-feed-fetcher (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.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden wordpress /var/www/html

# or, without Composer
pipx install phpwarden   &&   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