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CVE-2022-35653

33
FAUCET Score

CVE-2022-35653 is a reflected Cross-Site Scripting (XSS) vulnerability in the LTI module of Moodle, affecting various Fedora and Red Hat Enterprise Linux distributions. This medium-severity issue (CVSS 6.1) allows an unauthenticated remote attacker to execute arbitrary HTML and script code in a victim's browser by tricking them into clicking a specially crafted link. While there is no evidence of active exploitation or Metasploit modules, a Nuclei template exists, and the vulnerability has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.9.0, < 3.9.15CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
>= 3.11.0, < 3.11.8CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
4.0.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:4.0.0:-:*:*:*:*:*:*
4.0.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:4.0.0:beta:*:*:*:*:*:*
4.0.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:4.0.0:rc1:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.46%
Probability of exploitation in next 30 days
EPSS Percentile
90.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Nuclei: CVE-2022-35653 · Nov 7, 2023
This CVE's current EPSS score of 0.0446 is in the 96th percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 4.0.2
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 3.11.8
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 3.9.15

Vendor Advisories (1)

composerGHSA-62wh-m4jr-233rmedium

Moodle LTI module reflected XSS risk

Jul 26, 2022

References

git.moodle.org / gw
PatchVendor Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/6MOKYVRNFNAODP2XSMGJ5CRDUZCZKAR3
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/MTKUSFPSYFINSQFSOHDQIDVE6FWBEU6V
moodle.org / mod/forum/discuss.php
PatchVendor Advisory