Vulnerability · Published Feb 10, 2020 · Assigned by mitre
CVE-2020-8823
Medium 6.1
In plain English
A medium-severity security flaw in the sockjs package (npm). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 80% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)1.9%top 20.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
htmlfile in lib/transport/htmlfile.js in SockJS before 0.3.0 is vulnerable to Reflected XSS via the /htmlfile c (aka callback) parameter.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | sockjs | 0.3.0 | GHSA-hh8v-jmh3-9437 |
Affected products (as reported)
References
- https://github.com/theyiyibest/Reflected-XSS-on-SockJS x_refsource_MISC
- https://www.sockjs.org x_refsource_MISC
- https://snyk.io/vuln/SNYK-JS-SOCKJS-548397 x_refsource_MISC
- https://github.com/theyiyibest/Reflected-XSS-on-SockJS/issues/1 x_refsource_MISC