VULNERABILITY INTELLIGENCE

CVE-2023-23917

CVSS score8.8 HIGH
EPSS probability0.98%
CISA KEVNot currently listed
Published2023-02-23
Last modified2026-10-24
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A prototype pollution vulnerability exists in Rocket.Chat server <5.2.0 that could allow an attacker to a RCE under the admin account. Any user can create their own server in your cloud and become an admin so this vulnerability could affect the cloud infrastructure. This attack vector also may increase the impact of XSS to RCE which is dangerous for self-hosted users as well.

Weakness classification

  • support@hackerone.com: CWE-77
  • nvd@nist.gov: CWE-1321
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-1321

Primary references