Vulnerability Details : CVE-2021-33851
A cross-site scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user's browser and can use an application as the vehicle for the attack. The XSS payload given in the "Custom logo link" executes whenever the user opens the Settings Page of the "Customize Login Image" Plugin.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-33851
- cpe:2.3:a:apasionados:customize_login_image:3.4:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33851
0.07%
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-2021-33851
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
|
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 |
CWE ids for CVE-2021-33851
-
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:
- disclose@cybersecurityworks.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-33851
-
https://cybersecurityworks.com/zerodays/cve-2021-33851-stored-cross-site-scripting-in-wordpress-customize-login-image.html
CVE-2021-33851 - Stored Cross-Site Scripting in WordPress Customize Login ImageExploit;Mitigation;Third Party Advisory
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