CVE-2026-13443

mediumCVSS 6.4covered by 1 sourcefirst seen 2026-07-01

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Lesson Attachment Title in all versions up to, and including, 3.9.13 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Exploitation outlook

Low exploitation risk0.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 11% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-13443: The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Sto…nvd · 2026-07-01

External references

NVD record for CVE-2026-13443

CVE.org record

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