CVE-2020-11508 — An XSS vulnerability in the WP Lead Plus X plugin through 0

An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minimal permissions to create or replace existing pages with a malicious page containing arbitrary JavaScript via the wp_ajax_core37_lp_save_page (aka core37_lp_save_page) AJA

01What is this vulnerability?

An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minimal permissions to create or replace existing pages with a malicious page containing arbitrary JavaScript via the wp_ajax_core37_lp_save_page (aka core37_lp_save_page) AJAX action.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-04-07T18:44:49.000Z
• Last modified: 2024-08-04T11:35:12.421Z

09References

• www.wordfence.com — https://www.wordfence.com/blog/2020/04/critical-vulnerabilities-in-the-wp-lead-p…