Medium severity · published Jul 2, 2026
CVE-2026-13252
RSS Aggregator by Feedzy <= 5.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'aspectRatio' Attribute
6.4
CVSS
0.3%
EPSS
No
On KEV
Description
The RSS Aggregator by Feedzy – Feed to Post, Autoblogging, News & YouTube Video Feeds Aggregator plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'aspectRatio' Attribute in all versions up to, and including, 5.2.1 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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RA
RSS Aggregator by Feedzy – Feed to Post, Autoblogging, News & YouTube Video Feeds Aggregator · themeisle
through 5.2.1 · source: vendor
Affected product
RA
RSS Aggregator by Feedzy – Feed to Post, Autoblogging, News & YouTube Video Feeds Aggregator
themeisle
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-13252
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-13252
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/feedzy-rss-feeds/tags/5.2.0/includes/abstract/feedzy-rss-feeds-admin-abstract.php#L1453
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/feedzy-rss-feeds/tags/5.2.0/includes/abstract/feedzy-rss-feeds-admin-abstract.php#L1700
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/feedzy-rss-feeds/tags/5.2.0/includes/abstract/feedzy-rss-feeds-admin-abstract.php#L423
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/feedzy-rss-feeds/tags/5.2.0/includes/abstract/feedzy-rss-feeds-admin-abstract.php#L624
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3586919%40feedzy-rss-feeds&new=3586919%40feedzy-rss-feeds&sfp_email=&sfph_mail=
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/d402b7d1-3c12-4bdd-8ff3-e58d5501f0c0?source=cve
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