CVE-2022-37162: Claroline 13.5.7 and prior is vulnerable to Cross Site Scripting (XSS)

Q: How do I fix CVE-2022-37162?

claroline: upgrade to newer than 13.5.7. Exact commands for each OS are on this page.

Q: Is CVE-2022-37162 being exploited?

CVE-2022-37162 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-37162 affect?

CVE-2022-37162 affects claroline. Severity is medium (CVSS 5.4). Claroline 13.5.7 and prior is vulnerable to Cross Site Scripting (XSS). An attacker can obtain javascript code execution by adding arbitrary javascript code in the 'Location' field of a calendar event.

Q: How urgent is CVE-2022-37162?

Priority 38/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2022-37162 is a medium-severity flaw (CVSS 5.4) affecting claroline. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Claroline 13.5.7 and prior is vulnerable to Cross Site Scripting (XSS). An attacker can obtain javascript code execution by adding arbitrary javascript code in the 'Location' field of a calendar event.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-08-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: claroline

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-08-25 17:15 UTCPublished CVE record published
2026-06-17 04:54 UTCUpdated Record last modified

claroline claroline UPGRADE

Affected: <= 13.5.7

Fixed in: newer than 13.5.7

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy claroline || rpm -q claroline || claroline --version

2. UPGRADE to newer than 13.5.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade claroline

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade claroline

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-37162?

claroline: upgrade to newer than 13.5.7. Exact commands for each OS are on this page.

Is CVE-2022-37162 being exploited?

CVE-2022-37162 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-37162 affect?

CVE-2022-37162 affects claroline. Severity is medium (CVSS 5.4). Claroline 13.5.7 and prior is vulnerable to Cross Site Scripting (XSS). An attacker can obtain javascript code execution by adding arbitrary javascript code in the 'Location' field of a calendar event.

How urgent is CVE-2022-37162?

Priority 38/100. Public exploit reference

Related CVEs

CVE-2022-37161 MEDIUM 6.1 UPGRADE Claroline 13.5.7 and prior is vulnerable to Cross Site Scripting (XSS) via SVG file upload.
CVE-2022-37160 MEDIUM 5.4 UPGRADE Claroline 13.5.7 and prior allows an authenticated attacker to elevate privileges via the arbitrary creation o
CVE-2022-37159 CRITICAL 9.8 UPGRADE Claroline 13.5.7 and prior is vulnerable to Remote code execution via arbitrary file upload.

References

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