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GeekWala

CVE-2025-26525 — Vulnerability in moodle/moodle — CVE Details

HIGH

Moodle has an arbitrary file read risk through pdfTeX

Published February 24, 2025Updated August 11, 2025Source: osv

Summary

Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available (such as those with TeX Live installed).

Advisory Timeline

  • First published February 24, 2025 (595 days ago).
  • Last revised August 11, 2025 — 167 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Composer
Update moodle/moodle to 4.3.10 or later
composer require "moodle/moodle:^4.3.10"
Composer
Update moodle/moodle to 4.1.16 or later
composer require "moodle/moodle:^4.1.16"
Composer
Update moodle/moodle to 4.4.6 or later
composer require "moodle/moodle:^4.4.6"
Composer
Update moodle/moodle to 4.5.2 or later
composer require "moodle/moodle:^4.5.2"

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (4)

Affects 1 ecosystem: packagist (1).

PackageEcosystemAffectedFixed In
moodle/moodle
packagist
v4.3.0, v4.3.0-beta, v4.3.0-rc1, v4.3.0-rc2 (+9 more)4.3.10
moodle/moodle
packagist
v2.3.10, v2.3.11, v2.3.4, v2.3.5 (+344 more)4.1.16
moodle/moodle
packagist
v4.4.0, v4.4.0-beta, v4.4.0-rc1, v4.4.0-rc2 (+5 more)4.4.6
moodle/moodle
packagist
v4.5.0, v4.5.0-beta, v4.5.0-rc1, v4.5.0-rc2 (+1 more)4.5.2

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 8.6 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References

Frequently Asked Questions

What is CVE-2025-26525?
Moodle has an arbitrary file read risk through pdfTeX This vulnerability has been assigned a severity rating of HIGH (CVSS score: 8.6/10).
How do I check if my project is affected by CVE-2025-26525?
CVE-2025-26525 affects moodle/moodle. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2025-26525 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
8.6

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-4hmr-39vp-xfrr
BIT-moodle-2025-26525

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