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Fencer Vulns
medium 6.1

CVE-2022-35651 json

Moodle Stored XSS and blind SSRF possible via SCORM track details

published 2022-07-25 4 y ago modified 2026-09-08 2 mo ago also BIT-moodle-2022-35651 , EUVD-2022-6443 , GHSA-wwv7-h477-wrv7

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

A stored XSS and blind SSRF vulnerability was found in Moodle, occurs due to insufficient sanitization of user-supplied data in the SCORM track details. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website to steal potentially sensitive information, change appearance of the web page, can perform phishing and drive-by-download attacks.

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

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-2022-35651 updated cvss 8.1

moodle: Stored XSS and blind SSRF possible via SCORM track details

  • 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

1.08% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
GitHub 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
OSV 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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-79 Improper Neutralization of Input During Web Page Generation
  • CWE-918 Server-Side Request Forgery

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.