CVE-2020-8291

Description

A link preview rendering issue in Rocket.Chat versions before 3.9 could lead to potential XSS attacks.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.25%
Third-Party Advisory github.com
Affected: n/a Rocket.Chat server
Published at:
Updated at:

References

Link Tags
https://github.com/RocketChat/Rocket.Chat/pull/19854 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-8291?
CVE-2020-8291 has been scored as a medium severity vulnerability.
How to fix CVE-2020-8291?
To fix CVE-2020-8291, 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-2020-8291 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-8291 is being actively exploited. 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-2020-8291?
CVE-2020-8291 affects n/a Rocket.Chat server.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.