CVE-2019-20875 is a medium-severity vulnerability in Mattermost Server versions prior to 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows an attacker to initiate a password reset while a user's email address is being changed, potentially leading to unauthorized password modification. The vulnerability has a CVSS score of 5.3, indicating a low attack complexity and no user interaction required, but only impacts integrity (I:L), not confidentiality or availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.10.8CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | ||
>= 5.7.0, < 5.7.3CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | ||
>= 5.8.0, < 5.8.1CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | ||
5.9.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:5.9.0:rc1:*:*:*:*:*:* | ||
5.9.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:5.9.0:rc2:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.