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CVE-2024-4195

LOW
Published 2024-04-26T08:26:00.685Z
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CVSS Score

V3.1
2.7
/10
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.348
Higher than 34.8% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
LOW
Availability
NONE

Description

Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mattermost

Mattermost

Affected Versions:

9.6.0 9.5.0 8.1.0 9.7.0 9.6.1 9.5.3 8.1.12
jenkins

mattermost

Affected Versions:

9.7.0 9.6.1 9.5.3 8.1.12 9.6.0 9.5.0 8.1.0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed LOW

Mattermost allows team admins to promote guests to team admins

GHSA-5fh7-7mw7-mmx5

Advisory Details

Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.

Affected Packages

Go github.com/mattermost/mattermost-server
ECOSYSTEM: ≥9.5.0 <9.5.3
Go github.com/mattermost/mattermost-server
ECOSYSTEM: ≥8.1.0 <8.1.12

CVSS Scoring

CVSS Score

2.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-4195
WEB https://github.com/mattermost/mattermost/commit/1e3497e0595bb4f9908c94dd9d4685d48556b7e8
WEB https://github.com/mattermost/mattermost/commit/f0872dd4e4ba34f061aa6982a71c7c29532aac2e
PACKAGE https://github.com/mattermost/mattermost
WEB https://mattermost.com/security-updates

Advisory provided by GitHub Security Advisory Database. Published: April 26, 2024, Modified: April 26, 2024

References

https://mattermost.com/security-updates
Published: 2024-04-26T08:26:00.685Z
Last Modified: 2024-08-01T20:33:52.915Z
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