PatchTheCVECVE-2022-30241: The jquery.json-viewer library through 1.4.0 for Node.js does not properly escape characters such as < in a JS
CVE-2022-30241 is a medium-severity flaw (CVSS 6.1) affecting jquery json-viewer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.1 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.7% (top 46%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2022-05-04 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
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-2022-30241?
jquery json-viewer: upgrade to newer than 1.4.0. Exact commands for each OS are on this page.
Is CVE-2022-30241 being exploited?
CVE-2022-30241 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-2022-30241 affect?
CVE-2022-30241 affects jquery json-viewer. Severity is medium (CVSS 6.1). 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.
How urgent is CVE-2022-30241?
Priority 35/100. No elevated risk signals yet.
Software pages
Node.js vulnerabilities · jQuery vulnerabilities