Vulnerability Details : 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.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2023-2304
- cpe:2.3:a:favoriteposts:favorites:*:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-2304
0.91%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-2304
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST | |
|
6.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N |
3.1
|
2.7
|
Wordfence |
CWE ids for CVE-2023-2304
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- security@wordfence.com (Secondary)
References for CVE-2023-2304
-
https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/app/API/Shortcodes/UserFavoritesShortcode.php#L57
UserFavoritesShortcode.php in favorites/tags/2.3.2/app/API/Shortcodes – WordPress Plugin RepositoryPatch
-
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2919192%40favorites&old=2805323%40favorites&sfp_email=&sfph_mail=
Diff [2805323:2919192] for favorites – WordPress Plugin RepositoryPatch
-
https://www.wordfence.com/threat-intel/vulnerabilities/id/5bd03cd0-34f0-491c-8247-79656eba32a8?source=cve
Third Party Advisory
-
https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/assets/js/favorites.js#L421
Patch
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