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Medium severity · published Jan 10, 2026
CVE-2025-12379
Shortcodes and extra features for Phlox theme <= 2.17.13 - Authenticated (Contributor+) Stored Cross-Site Scripting via Modern Heading Widget
6.4
CVSS
0.2%
EPSS
No
On KEV
Description
The Shortcodes and extra features for Phlox theme plugin for WordPress is vulnerable to Stored Cross-Site Scripting via a combination of the 'tag' and ‘title_tag’ parameters in all versions up to, and including, 2.17.13 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)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Shortcodes and extra features for Phlox theme · averta
through 2.17.13 · source: vendor
Affected product
SA
Shortcodes and extra features for Phlox theme
averta
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-12379
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-12379
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/auxin-elements/tags/2.17.12/includes/elementor/widgets/heading-modern.php#L1194
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/changeset/3429103/auxin-elements/trunk/includes/elementor/widgets/heading-modern.php
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/1144e0d9-692e-45a5-ac63-bcdd64a8bd8a?source=cve
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