CVE-2017-18893 is a medium-severity cross-site scripting (XSS) vulnerability affecting Mattermost Server versions prior to 4.2.0, 4.1.1, and 4.0.5, where display names can be manipulated to execute malicious scripts. The vulnerability has a CVSS score of 6.1, indicating a network-based attack requiring user interaction, with potential for low impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.0.5CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | ||
>= 4.1.0, < 4.1.1CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc1:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc2:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.