Medium severity · published Feb 29, 2024
CVE-2024-1888
Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add…
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add guests to add a guest to a team as long as the guest was already a guest in another team of the server
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mattermost Server · Mattermost
before 8.1.9; 9.2.0 before 9.2.5; 9.3.0 before 9.3.1; 9.4.0 before 9.4.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-1888
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-1888
Vendor Advisory
https://mattermost.com/security-updates
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