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Fencer Intel
critical 9.8

CVE-2022-35649 json

Moodle PostScript Code Injection

published 4y ago modified 2mo ago also BIT-moodle-2022-35649 , EUVD-2022-6451 , GHSA-xp2f-9mx3-3c6p

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.6%
EPSS 8.6% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

The vulnerability was found in Moodle, occurs due to improper input validation when parsing PostScript code. An omitted execution parameter results in a remote code execution risk for sites running GhostScript versions older than 9.50. Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

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

Is CVE-2022-35649 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2022-35649 updated cvss 8.8

moodle: PostScript Code Injection / Remote code execution risk

  • 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

8.55% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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-94 Improper Control of Generation of Code
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel 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.