Home/CVE/Insufficient escaping of the LaTeX preamble made it possible for site administrators to read files available to the HTTP
CVE

CVE-2021-40694

Insufficient escaping of the LaTeX preamble made it possible for site administrators to read files available to the HTTP

Insufficient escaping of the LaTeX preamble made it possible for site administrators to read files available to the HTTP server system account.

MEDIUM · CVSS 4.9 EPSS 0.00493
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-116Improper Encoding or Escaping of Output
▤

Affected Products & Versions

3
moodle< 3.9.10
moodle>= 3.10.0 and < 3.10.7
moodle>= 3.11.0 and < 3.11.3
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Packagist moodle/moodle MEDIUM fixed in 3.9.10
▣

Scoring & Timeline

4.9
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Sep 2022 · 03:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2043421Issue TrackingThird Party Advisory
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