CVE-2020-8823

moderate-risk
Published 2020-02-10

htmlfile in lib/transport/htmlfile.js in SockJS before 0.3.0 is vulnerable to Reflected XSS via the /htmlfile c (aka callback) parameter.

Do I need to act?

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0.76% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Sockjs Project

References (8)

Exploit https://github.com/theyiyibest/Reflected-XSS-on-SockJS
Third Party Advisory https://github.com/theyiyibest/Reflected-XSS-on-SockJS/issues/1
Third Party Advisory https://snyk.io/vuln/SNYK-JS-SOCKJS-548397
Vendor Advisory https://www.sockjs.org
Exploit https://github.com/theyiyibest/Reflected-XSS-on-SockJS
Third Party Advisory https://github.com/theyiyibest/Reflected-XSS-on-SockJS/issues/1
Third Party Advisory https://snyk.io/vuln/SNYK-JS-SOCKJS-548397
Vendor Advisory https://www.sockjs.org
31
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 3/34 · Minimal
Exposure 5/34 · Minimal