CVE-2020-4049

LOW

Published 2020-06-12T16:00:23

Actions:

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CVSS Score

V3.1

2.4

/10

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

Base Score Metrics

Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14

0.053

probability

of exploitation in the wild

There is a 5.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25

Exploit Probability

Percentile: 0.895

Higher than 89.5% of all CVEs

Attack Vector Metrics

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Impact Metrics

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Description

In affected versions of WordPress, when uploading themes, the name of the theme folder can be crafted in a way that could lead to JavaScript execution in /wp-admin on the themes page. This does require an admin to upload the theme, and is low severity self-XSS. This has been patched in version 5.4.2, along with all the previously affected versions via a minor release (5.3.4, 5.2.7, 5.1.6, 5.0.10, 4.9.15, 4.8.14, 4.7.18, 4.6.19, 4.5.22, 4.4.23, 4.3.24, 4.2.28, 4.1.31, 4.0.31, 3.9.32, 3.8.34, 3.7.34).

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

WordPress

wordpress-develop

Affected Versions:

>= 5.4.0, < 5.4.2 >= 5.3.0, < 5.3.4 >= 5.2.0, < 5.2.7 >= 5.1.0, < 5.1.6 >= 5.0.0, < 5.0.10 >= 4.9.0, < 4.9.15 >= 4.8.0, < 4.8.14 >= 4.7.0, < 4.7.18 >= 4.6.0, < 4.6.19 >= 4.5.0, < 4.5.22 >= 4.4.0, < 4.4.23 >= 4.3.0, < 4.3.24 >= 4.2.0, < 4.2.28 >= 4.1.0, < 4.1.31 >= 4.0.0, < 4.0.31 >= 3.9.0, < 3.9.32 >= 3.8.0, < 3.8.34 >= 3.7.0, < 3.7.34

WordPress Vulnerability

Identified and analyzed by Wordfence

Software Type

Core

Patch Status

Patched

Published

June 10, 2020

Software Details

Software Name

WordPress

Software Slug

wordpress

Affected Versions

[*, 3.7) 5.0 - 5.0.9 5.1 - 5.1.5 5.2 - 5.2.6 5.3 - 5.3.3 3.7 - 3.7.33 3.8 - 3.8.33 3.9 - 3.9.31 4.0 - 4.0.30 4.1 - 4.1.30 4.2 - 4.2.27 4.3 - 4.3.23 4.4 - 4.4.22 4.5 - 4.5.21 4.6 - 4.6.18 4.7 - 4.7.17 4.8 - 4.8.13 4.9 - 4.9.14

Patched Versions

3.7.34 3.8.34 3.9.32 4.0.31 4.1.31 4.2.28 4.3.24 4.4.23 4.5.22 4.6.19 4.7.18 4.8.14 4.9.15 5.0.10 5.1.6 5.2.7 5.3.4 5.4.2

Remediation

Update to one of the following versions, or a newer patched version: 3.7.34, 3.8.34, 3.9.32, 4.0.31, 4.1.31, 4.2.28, 4.3.24, 4.4.23, 4.5.22, 4.6.19, 4.7.18, 4.8.14, 4.9.15, 5.0.10, 5.1.6, 5.2.7, 5.3.4, 5.4.2