XSS in Larsdrasmussen Rexcrawler
CVE-2026-2280
The rexCrawler plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 1.0.15 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (12.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Larsdrasmussen Rexcrawler — versions 0
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/9ec307de-600c-4fb2-b474-db9b6…
- plugins.trac.wordpress.org/browser/rexcrawler/trunk/admin_main.php
- plugins.trac.wordpress.org/browser/rexcrawler/tags/1.0.15/admin_main.php
- plugins.trac.wordpress.org/browser/rexcrawler/trunk/admin_main.php
- plugins.trac.wordpress.org/browser/rexcrawler/tags/1.0.15/admin_main.php
Frequently asked questions
- What is CVE-2026-2280?
- CVE-2026-2280 is a medium-severity vulnerability in Larsdrasmussen Rexcrawler, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-05-27.
- How severe is CVE-2026-2280?
- Medium severity. CVSS v3 base score is 4.8 out of 10.