CVE-2022-21663

MEDIUM

Published 2022-01-06T23:00:11.000Z

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CVSS Score

V3.1

6.6

/10

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

Base Score Metrics

Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14

0.007

probability

of exploitation in the wild

There is a 0.7% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25

Exploit Probability

Percentile: 0.719

Higher than 71.9% of all CVEs

Attack Vector Metrics

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Impact Metrics

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Description

WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. On a multisite, users with Super Admin role can bypass explicit/additional hardening under certain conditions through object injection. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this issue.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

WordPress

wordpress-develop

Affected Versions:

< 5.8.3

WordPress Vulnerability

Identified and analyzed by Wordfence

Software Type

Core

Patch Status

Patched

Published

January 6, 2022

Software Details

Software Name

WordPress

Software Slug

wordpress

Affected Versions

[5.4, 5.4.9) [5.5, 5.5.8) [5.6, 5.6.7) [5.7, 5.7.5) [5.8, 5.8.3) [3.7, 3.7.37) [3.8, 3.8.37) [3.9, 3.9.35) [4.0, 4.0.34) [4.1, 4.1.34) [4.2, 4.2.31) [4.3, 4.3.27) [4.4, 4.4.26) [4.5, 4.5.25) [4.6, 4.6.22) [4.7, 4.7.22) [4.8, 4.8.18) [4.9, 4.9.19) [5.0, 5.0.15) [5.1, 5.1.12) [5.2, 5.2.14) [5.3, 5.3.11)

Patched Versions

3.7.37 3.8.37 3.9.35 4.0.34 4.1.34 4.2.31 4.3.27 4.4.26 4.5.25 4.6.22 4.7.22 4.8.18 4.9.19 5.0.15 5.1.12 5.2.14 5.3.11 5.4.9 5.5.8 5.6.7 5.7.5 5.8.3

Remediation

Update to one of the following versions, or a newer patched version: 3.7.37, 3.8.37, 3.9.35, 4.0.34, 4.1.34, 4.2.31, 4.3.27, 4.4.26, 4.5.25, 4.6.22, 4.7.22, 4.8.18, 4.9.19, 5.0.15, 5.1.12, 5.2.14, 5.3.11, 5.4.9, 5.5.8, 5.6.7, 5.7.5, 5.8.3