CVE-2023-28785 MEDIUM

CVE-2023-28785: WordPress Yoast SEO: Local Plugin <= 14.9 is vulnerable to Cross Site Scripting (XSS)

Vendor Yoast

Product Yoast SEO: Local

Weakness CWE-79 · XSS

Published May 28, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

6.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Yoast Yoast SEO: Local plugin <= 14.9 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Yoast SEO: Local versions up to 14.9 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, including administrators. The vulnerability requires user interaction to trigger and affects the integrity and confidentiality of the site.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view affected pages.

Potential impact on your site

04Site Impact

Attackers with contributor-level access or higher can compromise admin sessions, steal data, or modify site content.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege authenticated account and the victim must visit a page containing the injected payload.

Key dates

06Disclosure timeline

May 28, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-28785 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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