CVE-2021-33851

Customize Login Image <= 3.4 - Cross-Site Scripting

mediumImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

5.4

CVSS Score

5.4

CVSS Score

medium

Severity

3.5

Patched in

782d

Time to patch

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 Vector Breakdown

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

Low

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<=3.4

PublishedDecember 2, 2021

Last updatedJanuary 22, 2024

Affected plugincustomize-login-image

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/1f9b02c1-2cd7-48ee-b568-4c42bc0ded96?source=api-prod

Check if your site is affected.

Run a free security audit to detect vulnerable plugins, outdated versions, and misconfigurations.

Run free audit Browse CVE database