CVE-2021-37866

MEDIUM

Mattermost Boards < 0.10.0 - Insufficient Session Expiration

Title source: llm

Description

Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization.

References (2)

Core 2

Core References

Vendor Advisory x_refsource_misc

https://mattermost.com/security-updates/

Exploit, Third Party Advisory x_refsource_misc

https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866

Scores

CVSS v3 4.7

EPSS 0.0019

EPSS Percentile 40.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-613

Status published

Products (1)

mattermost/mattermost_boards < 0.10.0

Published Jan 18, 2022

Tracked Since Feb 18, 2026