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CVE-2020-15926 Details

Description

Rocket.Chat through 3.4.2 allows XSS where an attacker can send a specially crafted message to a channel or in a direct message to the client which results in remote code execution on the client side.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://blog.redteam.pl/2020/08/rocket-chat-xss-rce-cve-2020-15926.html CVEExploitThird Party Advisory
https://github.com/RocketChat/Rocket.Chat/commits/develop CVEPatchThird Party Advisory
https://github.com/RocketChat/Rocket.Chat/pull/18356 CVEPatchThird Party Advisory
https://blog.redteam.pl/2020/08/rocket-chat-xss-rce-cve-2020-15926.html [email protected]ExploitThird Party Advisory
https://github.com/RocketChat/Rocket.Chat/commits/develop [email protected]PatchThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')[email protected]

Affected Products

ProductVersions
rocket.chat rocket.chat
<= 3.4.2

CPE

  • cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-15926
NVD Published Date:
Aug 18, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]