CVE-2023-5330
7.5
HIGH
CVSS 3.1
EPSS 0.12%
Description
Mattermost fails to enforce a limit for the size of the cache entry for OpenGraph data allowing an attacker to send a specially crafted request to the /api/v4/opengraph filling the cache and turning the server unavailable.
How to fix CVE-2023-5330
To remediate CVE-2023-5330, upgrade the affected package to a fixed version below.
- Bitnami/mattermost—upgrade to 7.8.11 or later
Is CVE-2023-5330 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 7.8.11, >= 8.0.0, < 8.0.3, >= 8.1.0, < 8.1.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |