CVE-2023-2787 describes a medium-severity vulnerability in Mattermost where insufficient channel membership checks allow an authenticated attacker to access arbitrary message threads via the API. The attack requires low privileges and no user interaction, potentially leading to unauthorized disclosure of sensitive information. While the CVSS score is 6.5, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 7.1.0, <= 7.1.9CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* | ||
>= 7.8.0, <= 7.8.4CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* | ||
>= 7.9.0, <= 7.9.3CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* | ||
7.10.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost:7.10.0:*:*:*:*:*:*:* | ||
>= 0, <= 7.1.9CPE match | cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.