Vulnerability CVE-2022-21662


Published: 2022-01-06   Modified: 2022-01-07

Description:
WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. Low-privileged authenticated users (like author) in WordPress core are able to execute JavaScript/perform stored XSS attack, which can affect high-privileged users. 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.

Type:

CWE-79

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

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Wordpress -> Wordpress 
Debian -> Debian linux 

 References:
https://wordpress.org/news/2022/01/wordpress-5-8-3-security-release/
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-699q-3hj9-889w
https://www.debian.org/security/2022/dsa-5039

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