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LearnDash LMS <= 2.5.3 — Arbitrary File Upload

CVE-2018-25019Published · Updated

Action summary

Affected: <2.5.4Update to 2.5.4 or newer

All remediation steps
Watch plugin
Severity
High7.5
CVSS
7.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:N Confidentiality
None
I:H Integrity
High
A:N Availability
None
Weakness
CWE-434 Arbitrary File Upload
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

LearnDash LMS sfwd-lms

  1. Affected< 2.5.4
  2. Patched in2.5.4

Update to 2.5.4 or newer.

You are affected if you run < 2.5.4. Version 2.5.4 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under LearnDash LMS.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 2.5.4, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch LearnDash LMS to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Jerome Bruandet.

The LearnDash LMS WordPress plugin before 2.5.4 does not have any authorisation and validation of the file to be uploaded in the learndash_assignment_process_init() function, which could allow unauthenticated users to upload arbitrary files to the web server

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in LearnDash LMS

All 12
More vulnerabilities in LearnDash LMS
SeverityVulnerabilityCVEPublished
Medium5.45.1.6 - Unauthenticated Arbitrary Course Enrollment via REST Endpoint
4.25.0 – 5.1.6Update to 5.1.6.1
CVE-2026-12843
High7.5Authenticated (Subscriber+) Arbitrary File Upload via Assignment Upload Handler
≤5.1.5Update to 5.1.5.1
CVE-2026-12483
Medium6.5Authenticated (Contributor+) SQL Injection via 'filters[orderby_order]' Parameter
≤5.0.3Update to 5.0.3.1
CVE-2026-3079
Medium5.3Missing Authorization
≤4.20.0.1Update to 4.20.0.3
CVE-2025-24662
Medium5.3Sensitive Information Exposure via API
≤4.10.2Update to 4.10.3
CVE-2024-1208

Same weakness (Arbitrary File Upload)

All Arbitrary File Upload
Other Arbitrary File Upload vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity high, CVSS 7.5

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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