CVE-2020-8127
Cross-site Scripting in reveal.js
6.1
MEDIUM
CVSS 3.1
EPSS 0.53%
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.
How to fix CVE-2020-8127
To remediate CVE-2020-8127, upgrade the affected package to a fixed version below.
- npm/reveal.js—upgrade to 3.9.2 or later
Is CVE-2020-8127 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.9.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |