Vulnerability Details : CVE-2023-3962
The Winters theme for WordPress is vulnerable to Reflected Cross-Site Scripting via prototype pollution in versions up to, and including, 1.4.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2023-3962
- cpe:2.3:a:myshopkit:winters:*:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-3962
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-3962
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
Wordfence |
CWE ids for CVE-2023-3962
-
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)
-
The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-3962
-
https://www.wordfence.com/threat-intel/vulnerabilities/id/6f8b75a1-f0f2-445b-a1c7-1628916470d3?source=cve
Winters <= 1.4.3 - Prototype Pollution to Reflected Cross-Site ScriptingThird Party Advisory
-
https://github.com/BlackFan/client-side-prototype-pollution
GitHub - BlackFan/client-side-prototype-pollution: Prototype Pollution and useful Script GadgetsNot Applicable
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