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CVE-2026-13443

MEDIUM
6.4
CVSS 3.1
Description
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.

Metadata

CVE ID
CVE-2026-13443
State
PUBLISHED
Assigner
Wordfence
Reserved
2026-06-26 16:35 UTC
Published
2026-07-01 03:43 UTC
Last updated
2026-07-01 10:32 UTC
Primary CWE
CWE-79
CWE-79 Improper Neutralization of Input During Web Page Gene…
Vendor / Product
themeum / Tutor LMS – eLearning and online course solution
Sources
cve.org  ·  NVD

Severity & Metrics

6.4 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
themeum Tutor LMS – eLearning and online course solution — 0 ≤ 3.9.13
Weakness (CWE)
CWESourceDescription
CWE-79 cna CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS scores (1)
ScoreSeverityVersionSourceVector
6.4 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References (8)
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