CVE-2024-51379: Stored Cross-Site Scripting (XSS) vulnerability discovered in JATOS v3.9.3

This month

HIGH 8.4DOWNGRADE

CVE-2024-51379 is a high-severity flaw (CVSS 8.4) affecting jatos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stored Cross-Site Scripting (XSS) vulnerability discovered in JATOS v3.9.3. The vulnerability exists in the description component of the study section, where an attacker can inject JavaScript into the description field. This allows for the execution of malicious scripts when an admin views the description, potentially leading to account takeover and unauthorized actions.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.4 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-11-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jatos

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

Am I affected?

Timeline

2024-11-05 19:15 UTCPublished CVE record published
2026-06-17 08:05 UTCUpdated Record last modified

jatos jatos DOWNGRADE

Affected: 3.9.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.9.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.9.3 (Debian / Ubuntu)

apt-cache madison jatos sudo apt install jatos=<VERSION_BEFORE_3.9.3> sudo apt-mark hold jatos

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jatos sudo dnf downgrade jatos-<VERSION_BEFORE_3.9.3> sudo dnf versionlock add jatos

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-51379?

jatos: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-51379 being exploited?

CVE-2024-51379 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-2024-51379 affect?

CVE-2024-51379 affects jatos. Severity is high (CVSS 8.4). Stored Cross-Site Scripting (XSS) vulnerability discovered in JATOS v3.9.3. The vulnerability exists in the description component of the study section, where an attacker can inject JavaScript into the description field. This allows for the

How urgent is CVE-2024-51379?

Priority 47/100. High severity; Public exploit reference

Related CVEs

CVE-2024-55008 HIGH 7.5 DOWNGRADE JATOS 3.9.4 contains a denial-of-service (DoS) vulnerability in the authentication system, where an attacker c
CVE-2024-51382 HIGH 8.4 DOWNGRADE Cross-Site Request Forgery (CSRF) vulnerability in JATOS v3.9.3 allows an attacker to reset the administrator'
CVE-2024-51381 HIGH 8.4 DOWNGRADE Cross-Site Request Forgery (CSRF) vulnerability in JATOS v3.9.3 that allows attackers to perform actions reser
CVE-2024-51380 HIGH 8.4 DOWNGRADE Stored Cross-Site Scripting (XSS) vulnerability discovered in the Properties Component of JATOS v3.9.3

References

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