CVE-2021-23414

Name: CVE-2021-23414
Creator: NVD / NIST
Published: 2021-07-28T08:15:07.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 2.59%

Last modified Jun 17, 2026

CVE-2021-23414 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 2.59% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

2.59%

83.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Videojs	Video.Js	< 7.14.3
Fedoraproject	Fedora	35
Fedoraproject	Fedora	36
Fedoraproject	Fedora	37

References

https://github.com/videojs/video.js/commit/b3acf663641fca0f7a966525a72845af7ec5fab2Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DHYIIAUXUBHMBEDYU7TYNZXEN2W2SA2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/74SXNGA5RIWM7QNX7H3G7SYIQLP4UUGV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRJB5JNKK3VVBLV3NH3RI7COEDAXSAB/
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1533588Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1533587Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-VIDEOJS-1533429Exploit, Third Party Advisory
https://github.com/videojs/video.js/commit/b3acf663641fca0f7a966525a72845af7ec5fab2Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DHYIIAUXUBHMBEDYU7TYNZXEN2W2SA2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/74SXNGA5RIWM7QNX7H3G7SYIQLP4UUGV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRJB5JNKK3VVBLV3NH3RI7COEDAXSAB/
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1533588Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1533587Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-VIDEOJS-1533429Exploit, Third Party Advisory

Timeline

Published: Jul 28, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-23414?

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.

How severe is CVE-2021-23414?

CVE-2021-23414 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.59% probability of exploitation in the next 30 days.

How do I fix CVE-2021-23414?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-23414?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST