CVE-2021-23414

Public Exploit
Cross-site Scripting (XSS)

Description

This affects the package video.js before 7.14.3. The src attribute of track tag allows to bypass HTML escaping and execute arbitrary code.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org
Affected: n/a video.js
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-VIDEOJS-1533429 third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1533587 third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1533588 third party advisory exploit
https://github.com/videojs/video.js/commit/b3acf663641fca0f7a966525a72845af7ec5fab2 third party advisory patch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/74SXNGA5RIWM7QNX7H3G7SYIQLP4UUGV/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRJB5JNKK3VVBLV3NH3RI7COEDAXSAB/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DHYIIAUXUBHMBEDYU7TYNZXEN2W2SA2/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-23414?
CVE-2021-23414 has been scored as a medium severity vulnerability.
How to fix CVE-2021-23414?
To fix CVE-2021-23414, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23414 being actively exploited in the wild?
It is possible that CVE-2021-23414 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23414?
CVE-2021-23414 affects n/a video.js.
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