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6.1
CVSSv3

CVE-2021-22886

Published: 26/03/2021 Updated: 30/03/2021
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.1 | Impact Score: 2.7 | Exploitability Score: 2.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
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Vulnerability Summary

Rocket.Chat prior to 3.11, 3.10.5, 3.9.7, 3.8.8 is vulnerable to persistent cross-site scripting (XSS) using nested markdown tags allowing a remote malicious user to inject arbitrary JavaScript in a message. This flaw leads to arbitrary file read and RCE on Rocket.Chat desktop app.

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rocket.chat rocket.chat

rocket.chat rocket.chat 3.11.0

References

CWE-79https://docs.rocket.chat/guides/security/security-updateshttps://github.com/RocketChat/Rocket.Chat/pull/20430https://hackerone.com/reports/1014459https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4040privilege escalationCVE-2024-4112CVE-2024-32872man-in-the-middleCVE-2024-32788bypassCVE-2024-3400CVE-2024-28976
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