CVE-2019-20849 describes a medium-severity vulnerability in Mattermost Mobile Apps prior to version 1.26.0, where cookie data can persist on a device even after a user logs out. This issue, categorized as CWE-459 (Incomplete Cleanup), could lead to unauthorized access to sensitive information (low confidentiality impact) if the device is compromised. The attack vector is network-based with low complexity and no user interaction required. There is currently 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 |
|---|---|---|---|
< 1.26.0CPE matchmatch criteria | cpe:2.3:a:mattermost:mattermost_mobile:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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 0.4 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.