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CVE-2023-35133: Moodle vulnerable to Server Side Request Forgery

high Affects moodle/moodle. Feed 2026.10.29.3, updated 2026-10-29; published ; advisory modified .

Moodle vulnerable to Server Side Request Forgery

Package
moodle/moodle Composer
Affected versions
>=4.2.0 and <4.2.1 or >=4.1.0 and <4.1.4 or >=4.0.0 and <4.0.9 or >=3.10.0 and <3.11.15 or <3.9.22
Fixed in
4.2.1, 4.1.4, 4.0.9, 3.11.15, 3.9.22
Severity
high  CVSS 7.5
Exploitation
not on CISA KEV · EPSS 1% (57.3th percentile)
Published
2023-06-22
Source
osv.dev

References

CWE-918
NVD recordmoodle/moodle advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden deps composer.lock

# or, without Composer
pipx install phpwarden   &&   phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

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