WordPress Cozy Blocks Plugin <= 2.1.29 - Content Injection Vulnerability

published 2025-09-22 13 mo ago modified 2026-10-11 28 d ago also EUVD-2025-30495

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits: 0; none known

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in CozyThemes Cozy Blocks cozy-addons allows Code Injection.This issue affects Cozy Blocks: from n/a through <= 2.1.29.

Patch / fix

fixed in 1

CozyThemes Cozy Blocks 2.1.30

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 13 mo ago (2025-09-23)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

CozyThemes Cozy Blocks

Classification

Weakness

CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/cozy-addons/vulnerability/wordpress-cozy-blocks-plugin-2-1-29-content-injection-vul
vdb-entry

Sources

CVE List CVE-2025-59573
NVD CVE-2025-59573

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary