CVE-2020-8127

Public Exploit

Description

Insufficient validation in cross-origin communication (postMessage) in reveal.js version 3.9.1 and earlier allow attackers to perform cross-site scripting attacks.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Third-Party Advisory hackerone.com
Affected: n/a reveal.js
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/691977 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-8127?
CVE-2020-8127 has been scored as a medium severity vulnerability.
How to fix CVE-2020-8127?
To fix CVE-2020-8127, 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-2020-8127 being actively exploited in the wild?
It is possible that CVE-2020-8127 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-8127?
CVE-2020-8127 affects n/a reveal.js.
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