CVE-2020-11026 Information

Description

In affected versions of WordPress files with a specially crafted name when uploaded to the Media section can lead to script execution upon accessing the file. This requires an authenticated user with privileges to upload files. This has been patched in version 5.4.1 along with all the previously affected versions via a minor release (5.3.3 5.2.6 5.1.5 5.0.9 4.9.14 4.8.13 4.7.17 4.6.18 4.5.21 4.4.22 4.3.23 4.2.27 4.1.30 4.0.30 3.9.31 3.8.33 3.7.33).

CVSS Vector

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

Reference

https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-3gw2-4656-pfr2 https://lists.debian.org/debian-lts-announce/2020/05/msg00011.html https://wordpress.org/support/wordpress-version/version-5-4-1/security-updates https://www.debian.org/security/2020/dsa-4677

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

5.4