CVE-2021-33851 — MEDIUM (5.4)

Vulnerability Description

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.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Apasionados	Customize Login Image	3.4

Related Weaknesses (CWE)

CWE-79

References

https://cybersecurityworks.com/zerodays/cve-2021-33851-stored-cross-site-scriptiExploitMitigationThird Party Advisory
https://cybersecurityworks.com/zerodays/cve-2021-33851-stored-cross-site-scriptiExploitMitigationThird Party Advisory

FAQ

What is CVE-2021-33851?

CVE-2021-33851 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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...

How severe is CVE-2021-33851?

CVE-2021-33851 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-33851?

Check the references section above for vendor advisories and patch information. Affected products include: Apasionados Customize Login Image.