PT-2020-19964 · Hakim El Hattab · Reveal.Js

Published 2020-02-28 · Updated 2021-05-10 · CVE-2020-8127

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions reveal.js versions 3.9.1 and earlier

Description The issue is related to insufficient validation in cross-origin communication, specifically in the postMessage functionality, which allows attackers to perform cross-site scripting attacks.

Recommendations For reveal.js versions 3.9.1 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-8127

GHSA-6VWX-MWP8-FH44

Affected Products

Reveal.Js

References · 4

• 🔥 https://hackerone.com/reports/691977 · Exploit
• https://osv.dev/vulnerability/GHSA-6vwx-mwp8-fh44 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8127 · Security Note
• https://osv.dev/vulnerability/CVE-2020-8127 · Vendor Advisory