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Fencer Vulns
high 7.5

CVE-2022-35650 in the critical feed json

Moodle Arbitrary file read when importing lesson questions

published 2022-07-25 4 y ago modified 2026-09-08 2 mo ago also BIT-moodle-2022-35650 , EUVD-2022-6384 , GHSA-pgm5-cr62-prxq

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
53.7%
EPSS 53.7% chance of exploitation in 30 days, percentile 99%
public exploits
0
none known

Summary

The vulnerability was found in Moodle, occurs due to input validation error when importing lesson questions. This insufficient path checks results in arbitrary file read risk. This vulnerability allows a remote attacker to perform directory traversal attacks. The capability to access this feature is only available to teachers, managers and admins by default.

Patch / fix

  • packagist moodle/moodle 3.9.15, 3.11.8, 4.0.2
  • bitnami moodle 3.9.15, 3.11.8, 4.0.2
  • moodle moodle 3.9.15, 3.11.8, 4.0.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-35650 updated cvss 7.5

moodle: Arbitrary file read when importing lesson questions

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

53.65% chance of exploitation in the next 30 days, higher than 99% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=3.9, <3.9.15
>=3.11, <3.11.8
>=4.0, <4.0.2
3.9.15
3.11.8
4.0.2
bitnami moodle
>=3.9.0, <3.9.15
>=3.11.0, <3.11.8
>=4.0.0, <4.0.2
3.9.15
3.11.8
4.0.2

Affected products

  • n/a Moodle

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.