CVE-2023-27266
2.7
LOW
CVSS 3.1
EPSS 0.25%
Description
Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the /api/v4/users/me/teams API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.
How to fix CVE-2023-27266
To remediate CVE-2023-27266, upgrade the affected package to a fixed version below.
- Bitnami/mattermost—upgrade to 7.7.0 or later
Is CVE-2023-27266 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 5.12.0, < 7.7.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N |