CVE-2024-39274 — Malicious remote can add users to arbitrary teams and channels

CVE-2024-39274

Malicious remote can add users to arbitrary teams and channels PUBLISHED

Description (CNA)

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, which allows a malicious remote to add users to arbitrary teams and channels

Affected (CNA)

Vendor / product	Versions
Mattermost / Mattermost	affected 9.9.0; affected 9.5.0 through 9.5.6; affected 9.7.0 through 9.7.5; affected 9.8.0 through 9.8.1; unaffected 9.10.0; unaffected 9.9.1; unaffected 9.5.7; unaffected 9.7.6; unaffected 9.8.2

CWE

CWE-284

References

https://mattermost.com/security-updates

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.