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Missing authorization in LearnPress legacy editor AJAX handlers

Priority LOW 24CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · Low
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.

Summary

LearnPress before 4.4.10 contains a missing authorization flaw in the admin_course_editor, admin_quiz_editor and admin_question_editor lp-ajax actions, which lets instructors modify content owned by other instructors. An authenticated instructor can reuse their own generic editor nonce with another object's id to alter courses, change quiz answers and trash questions. This is CWE-639, an authorization bypass through a user-controlled key.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

LearnPress before 4.4.10 contains a missing authorization vulnerability in the admin_course_editor, admin_quiz_editor and admin_question_editor lp-ajax actions, allowing instructors to modify other instructors' content. Authenticated instructors can reuse their own generic editor nonce with another object's id parameter to alter courses, change quiz answers, and trash questions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00285 21st percentileScored 2026-11-07
Fix Fixed LearnPress (ThimPress): 4.4.10

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ThimPressLearnPressbefore 4.4.104.4.10Patch availableCNA
  • LearnPress VendorThimPress Affected before 4.4.10 Fixed in 4.4.10 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:thimpress:learnpress:*:*:*:*:*:*:*:*——ThimPress
  • cpe:2.3:a:thimpress:learnpress:*:*:*:*:*:*:*:* Versions — — ·ThimPress

Remediation

Update LearnPress to version 4.4.10 or later, which fixes the flaw.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

  • Fix · CNA LearnPress (ThimPress) Fixed in 4.4.10

Timeline

  1. 2026-10-20 Threatist record created from CVE-2026-113353
  2. 2026-10-20 Alias added: GHSA-6wwj-xhh6-qcg8
  3. 2026-10-20 CISA SSVC decision points changed

References

  • TI-2024-07900 LearnPress – WordPress LMS Plugin <= 4.2.7 - Unauthenticated SQL Injection via 'c_only_fields' CVSS 3.1CRITICAL 10.0
  • TI-2023-06018 LearnPress <= 4.2.5.7 - Unauthenticated SQL Injection via order_by CVSS 3.1CRITICAL 9.8
  • TI-2023-05199 WP Hotel Booking < 2.0.8 - Unauthenticated SQLi CVSS 3.1CRITICAL 9.8
  • TI-2024-04124 LearnPress – WordPress LMS Plugin <= 4.2.6.5 - Unauthenticated Time-Based SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2023-18355 WordPress LearnPress plugin <= 4.2.3 - Authenticated Broken Access Control vulnerability CVSS 3.1HIGH 8.8
  • TI-2022-03105 LearnPress < 4.1.7.2 - Unauthenticated PHP Object Injection via REST API CVSS 3.1HIGH 8.1
See all 155 →

Sources