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Vulnerabilities

Vulnerability · CVE-2025-26525

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).

Published Feb 24, 2025 · catalog updated Jun 17, 2026 · Insufficient sanitizing in the

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-26525. EPSS is 0.45%. Act only if a listed version of Insufficient sanitizing in the is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Insufficient sanitizing in the).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.45%
Remediation
Version ranges on file
Affected products
cpe moodle/moodle

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).

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe moodle/moodle< 4.1.16
  • cpe moodle/moodle< 4.3.10
  • cpe moodle/moodle< 4.4.6
  • cpe moodle/moodle< 4.5.2

How to fix CVE-2025-26525

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-26525. EPSS is 0.45%. Act only if a listed version of Insufficient sanitizing in the is installed.

Which versions are affected?

Compare what you have installed with < 4.1.16, < 4.3.10, < 4.4.6, < 4.5.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-552: Files or Directories Accessible to External Parties. EPSS 0.45%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Moodle security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 24, 2025 · Monitored products — high

    Detected

    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).

  2. Jun 17, 2026 · Monitored products — high

    Updated

    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).

Sources

  • CVE.orgVulnerability recordCVE-2025-26525

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2025-26525

    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).

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 4, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 5, 2026
  • Monitored products — highNov 4, 2026