CVE-2019-12934
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.34% probability · 71th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-79, CWE-352
- Affected
- wp-code-highlightjs project/wp-code-highlightjs
- Source
- cve@mitre.org
EPSS 1.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/109331Third Party Advisory, VDB Entry
- https://wordpress.org/plugins/wp-code-highlightjs/#developersProduct
- https://zeroauth.ltd/blog/2019/07/17/cve-2019-12934-wp-code-highlightjs-wordpress-plugin-csrf-leads-to-blog-wide-injected-script-html/Exploit, Third Party Advisory
- http://www.securityfocus.com/bid/109331Third Party Advisory, VDB Entry
- https://wordpress.org/plugins/wp-code-highlightjs/#developersProduct
- https://zeroauth.ltd/blog/2019/07/17/cve-2019-12934-wp-code-highlightjs-wordpress-plugin-csrf-leads-to-blog-wide-injected-script-html/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.