Vulnerability Details : CVE-2023-5331
Mattermost fails to properly check the creator of an attached file when adding the file to a draft post, potentially exposing unauthorized file information.
Products affected by CVE-2023-5331
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-5331
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 22 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-5331
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
Mattermost, Inc. |
CWE ids for CVE-2023-5331
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by:
- nvd@nist.gov (Primary)
- responsibledisclosure@mattermost.com (Secondary)
References for CVE-2023-5331
-
https://mattermost.com/security-updates
Security Updates - Mattermost Open Source Collaboration PlatformVendor Advisory
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