NVD / CVE Program· CNA VulDB

CVE-2022-4878: JATOS ZIP ZipUtil.java ZipUtil path traversal

Noroxi assessment

Priority: Monitor (action score 21/100)

The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
Probability of exploitation in the next 30 days: 0.68% (FIRST EPSS); higher than 52.3% of all records.
Anyone who can reach it over the internet can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
Fixed version: n/a JATOS 3.7.5-alpha.

Low priority for now. Upgrade to n/a JATOS 3.7.5-alpha or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

A vulnerability classified as critical has been found in JATOS. Affected is the function ZipUtil of the file modules/common/app/utils/common/ZipUtil.java of the component ZIP Handler. The manipulation leads to path traversal. Upgrading to version 3.7.5-alpha is able to address this issue. The name of the patch is 2b42519f309d8164e8811392770ce604cdabb5da. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217548.

MediumCVSS 5.3 · v3.1—No exploit Fix available

Published: Jan 6, 2023
Updated: Jun 17, 2026
EPSS: 0.6% · 52th percentile
CWE: CWE-22

Report tools

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Action score

Monitor

Low priority for now.

CVSS: 21 / 40 · 5.3 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 0 / 30 · 0.6%

CNA vs NVD score

NVD: 5.3
CNA · VulDB: 5.5; 0.2 point gap

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Get told when this record changes

Not in KEV: no record of exploitation in the wild
No public exploit code on record
A fix has been released

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

Vendor	Product	CPE
jatos	jatos	cpe:2.3:a:jatos:jatos

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

jatos jatosup to 3.7.5 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

n/a JATOS
- n/aaffected

Same product

jatos: all records

Other highest-scoring records for the same primary product.

CVE-2024-51382Cross-Site Request Forgery (CSRF) vulnerability in JATOS v3.9.3 allows an attacker to reset the administrator's password.
33Monitor
CVE-2024-51381Cross-Site Request Forgery (CSRF) vulnerability in JATOS v3.9.3 that allows attackers to perform actions reserved for administrators, includ
33Monitor
CVE-2024-51380Stored Cross-Site Scripting (XSS) vulnerability discovered in the Properties Component of JATOS v3.9.3.
33Monitor

Published before and after this one in the same product

Later →CVE-2024-51379Nov 5, 2024 · Stored Cross-Site Scripting (XSS) vulnerability discovered in JATOS v3.9.3.
33Monitor
Later →CVE-2024-55008Jan 7, 2025 · JATOS 3.9.4 contains a denial-of-service (DoS) vulnerability in the authentication system, where an attacker can prevent legitimate users fr
30Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / package	Fixed version	Source
n/a JATOS	3.7.5-alpha · description	Vendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

JATOS/JATOScommit 2b42519

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

VulDB GitHub Commit Analyzertool

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

Anyone who can reach it over the internet can trigger it.
No account or password is required.
No user action is required.
No special conditions are required; it is repeatable.

If successful

Confidentiality: low · data can be read
Integrity: none
Availability: none

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: Low
Integrity impact: None
Availability impact: None

Weakness class (CWE)

CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSS vector

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

nvd-primary

Root cause

A user-supplied file name is joined with the allowed directory, but the result is never checked to confirm it is still inside that directory.

The bug in code

The whole CWE-22 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

1const file = path.join(ROOT, req.query.name);
2res.sendFile(file);

Fixed

1const file = path.resolve(ROOT, req.query.name);
2if (!file.startsWith(ROOT + path.sep)) {
3  return res.sendStatus(400);
4}
5res.sendFile(file);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Attack patterns (CAPEC)

ATT&CK techniques

—

Change log

Fix✗ → ✓Sep 28, 2026, 10:08 PM UTC

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References

github.com/JATOS/JATOS/commit/2b42519f309d8164e8811392770ce604cdabb5da

Show all references (3 more)

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records