Vulnerability Report

CVE-2023-2304

Title: Stored Cross-Site Scripting in Favorites plugin for WordPress

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2023-2304.

CWE Category CWE-79
Published Date May 31, 2023
Modified Date Apr 08, 2026
Exploit Status Not Found
Score 6.4 CVSS v3.1
Exploit Probability (EPSS)
0.69%

Vulnerability Summary

CVE-2023-2304: The Favorites plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'user_favorites' shortcode in versions up to, and including, 2.3.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Impacted Vendors

N
nagios 1
F
favoriteposts 1

Reference Links

https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/app/API/Shortcodes/UserFavoritesShortcode.php#L57 https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/assets/js/favorites.js#L421 https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2919192%40favorites&old=2805323%40favorites&sfp_email=&sfph_mail= https://www.wordfence.com/threat-intel/vulnerabilities/id/5bd03cd0-34f0-491c-8247-79656eba32a8?source=cve https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/app/API/Shortcodes/UserFavoritesShortcode.php#L57 https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/assets/js/favorites.js#L421 https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2919192%40favorites&old=2805323%40favorites&sfp_email=&sfph_mail= https://www.wordfence.com/threat-intel/vulnerabilities/id/5bd03cd0-34f0-491c-8247-79656eba32a8?source=cve
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.4
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.4
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-2304 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Affected Stack

No specific products linked.