What is CVE-2022-30241?

CVE-2022-30241 is a medium-severity vulnerability in Jquery Json-Viewer Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-05-04.

How severe is CVE-2022-30241?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2022-30241 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Jquery Json-Viewer Project

CVE-2022-30241

The jquery.json-viewer library through 1.4.0 for Node.js does not properly escape characters such as < in a JSON object, as demonstrated by a SCRIPT element.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-05-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.1th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Jquery Json-Viewer Project

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

trailofbits/publications

References

github.com/abodelot/jquery.json-viewer/pull/26 (Patch, Third Party Advisory)
www.npmjs.com/package/jquery.json-viewer (Product, Third Party Advisory)

Frequently asked questions

What is CVE-2022-30241?: CVE-2022-30241 is a medium-severity vulnerability in Jquery Json-Viewer Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-05-04.
How severe is CVE-2022-30241?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2022-30241 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.