CVE-2019-16781mediumCWE-79

CVE-2019-16781: medium-severity vulnerability in WordPress

Stored cross-site scripting (XSS) in WordPress block editor

Published · Updated

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.8epss 1.6%
exploitation probability
1.6%top 25% of all CVEs
observed exploitation
nono source reports it
In WordPress before 5.3.1, authenticated users with lower privileges (like contributors) can inject JavaScript code in the block editor, which is executed within the dashboard. It can lead to an admin opening the affected post in the editor leading to XSS.
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N
Affected products
WordPress · WordPress
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References
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-pg4x-64rh-3c9vhttps://hackerone.com/reports/731301https://seclists.org/bugtraq/2020/Jan/8https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/https://wpvulndb.com/vulnerabilities/9976https://www.debian.org/security/2020/dsa-4599https://www.debian.org/security/2020/dsa-4677