CVE-2020-7642 — MEDIUM (5.4)

Q: How severe is CVE-2020-7642?

CVE-2020-7642 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-7642?

Check the references section above for vendor advisories and patch information. Affected products include: Lazysizes Project Lazysizes.

Vulnerability Description

lazysizes through 5.2.0 allows execution of malicious JavaScript. The following attributes are not sanitized by the video-embed plugin: data-vimeo, data-vimeoparams, data-youtube and data-ytparams which can be abused to inject malicious JavaScript.

CVSS Score

5.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Lazysizes Project	Lazysizes	<= 5.2.0

Related Weaknesses (CWE)

CWE-79

References

https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231PatchThird Party Advisory
https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144ExploitThird Party Advisory
https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231PatchThird Party Advisory
https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144ExploitThird Party Advisory

FAQ

What is CVE-2020-7642?

CVE-2020-7642 is a vulnerability with a CVSS score of 5.4 (MEDIUM). lazysizes through 5.2.0 allows execution of malicious JavaScript. The following attributes are not sanitized by the video-embed plugin: data-vimeo, data-vimeoparams, data-youtube and data-ytparams whi...

How severe is CVE-2020-7642?

CVE-2020-7642 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-7642?

Check the references section above for vendor advisories and patch information. Affected products include: Lazysizes Project Lazysizes.