AUGUST 4, 2026
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Case File

CVE-2023-5522

MEDIUM · CVSS 4.3 EPSS 0.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-10-17 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. See the original NVD description below for full technical details.

CVE
CVE-2023-5522
Severity
MEDIUM
CVSS
4.3
EPSS
0.38%

Original NVD Description

Mattermost Mobile fails to limit the maximum number of Markdown elements in a post allowing an attacker to send a post with hundreds of emojis to a channel and freeze the mobile app of users when viewing that particular channel. 

Related CVEs

Other vulnerabilities affecting the same vendor(s)