AUGUST 4, 2026
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Case File

CVE-2023-23917

HIGH · CVSS 8.8 EPSS 0.98%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-02-23 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. See the original NVD description below for full technical details.

CVE
CVE-2023-23917
Severity
HIGH
CVSS
8.8
EPSS
0.98%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)