CVE-2019-12934

HIGH 8.8CVE-2019-12934 · Published 20/07/2019 · updated 17/06/2026

In short

CVE-2019-12934 is a HIGH (CVSS 8.8) vulnerability affecting wp-code-highlightjs (wp-code-highlightjs project).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 71.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
wp-code-highlightjs wp-code-highlightjs_project	`≤ 0.6.2`	No fix yet

Description

An issue was discovered in the wp-code-highlightjs plugin through 0.6.2 for WordPress. wp-admin/options-general.php?page=wp-code-highlight-js allows CSRF, as demonstrated by an XSS payload in the hljs_additional_css parameter.

References

securityfocus.com/bid/109331 · Third Party Advisory
wordpress.org/plugins/wp-code-highlightjs · Product
zeroauth.ltd/blog/2019/07/17/cve-2019-12934-wp-code-highlightjs-wordpress-plugin-csrf-leads-to-blog-wide-injected-script-html · Exploit

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