CVE-2025-3230: Github.com/mattermost/mattermost/server/v8 Mattermost Fails To Properly Invalidate Vulnerability
MODERATECVE-2025-3230 is a MODERATE (CVSS 5.4) mattermost fails to properly invalidate vulnerability (CWE-303: Incorrect Implementation of Authentication Algorithm) affecting Github.com/mattermost/mattermost/server/v8 libraries in the Go ecosystem. The issue involves mattermost fails to properly invalidate personal access tokens upon user deactivation. Remediation is available by upgrading affected packages to version 10.7.1, 10.6.3, 10.5.4, 9.11.13, 8.0.0-20250402193107-65343f84a783.
CVE-2025-3230 at a Glance
Security Impact
CVSS: 5.4
The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).
How to Fix CVE-2025-3230
To remediate this vulnerability, upgrade all affected Github.com/mattermost/mattermost/server/v8 dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.
Upgrade github.com/mattermost/mattermost/server/v8 to 10.7.1Upgrade github.com/mattermost/mattermost/server/v8 to 10.6.3Upgrade github.com/mattermost/mattermost/server/v8 to 10.5.4Upgrade github.com/mattermost/mattermost/server/v8 to 9.11.13Upgrade github.com/mattermost/mattermost/server/v8 to 8.0.0-20250402193107-65343f84a783Run the following command in your project directory to verify that all resolved dependencies use the patched release:
inspect dependencies for github.com/mattermost/mattermost/server/v8How to Check if You Are Affected
To determine whether your application is affected by CVE-2025-3230, inspect your project dependencies for Github.com/mattermost/mattermost/server/v8:
inspect dependencies for github.com/mattermost/mattermost/server/v8Analyze the terminal output to locate any version of Github.com/mattermost/mattermost/server/v8 in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 10.7.1), your application is affected.
Note: Verify declared build manifests and deployed runtime container environments.
Technical Details
Vulnerability Mechanism & Technical Analysis
This vulnerability is classified under CWE-303: Incorrect Implementation of Authentication Algorithm, where the requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect. In Github.com/mattermost/mattermost/server/v8, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.
Source Advisory Statement
CVE-2025-3230 Affected Github.com/mattermost/mattermost/server/v8 Versions
5 component(s)| Product / Package | Ecosystem | Affected Versions | Fixed Version |
|---|---|---|---|
|
github.com/mattermost/mattermost/server/v8
|
Go |
≥ 10.7.0-rc1
< 10.7.1
|
10.7.1
|
|
github.com/mattermost/mattermost/server/v8
|
Go |
≥ 10.6.0-rc1
< 10.6.3
|
10.6.3
|
|
github.com/mattermost/mattermost/server/v8
|
Go |
≥ 10.0.0-rc1
< 10.5.4
|
10.5.4
|
|
github.com/mattermost/mattermost/server/v8
|
Go |
≥ 9.0.0-rc1
< 9.11.13
|
9.11.13
|
|
github.com/mattermost/mattermost/server/v8
|
Go |
< 8.0.0-20250402193107-65343f84a783
|
8.0.0-20250402193107-65343f84a783
|
References
Frequently Asked Questions
What is CVE-2025-3230?
Which Github.com/mattermost/mattermost/server/v8 versions are affected?
What version fixes CVE-2025-3230?
Is github.com/mattermost/mattermost/server/v8 affected?
What is the CVSS score of CVE-2025-3230?
What CWE is associated with CVE-2025-3230?
How can I check Go dependencies for CVE-2025-3230?
Machine-readable OSV JSON
OSV v1.5 Schema
{
"schema_version" : "1.4.0",
"id" : "GHSA-mc2f-jgj6-6cp3",
"modified" : "2025-05-30T18:48:28Z",
"published" : "2025-05-30T15:30:32Z",
"aliases" : [ "CVE-2025-3230" ],
"summary" : "Mattermost fails to properly invalidate personal access tokens upon user deactivation",
"details" : "Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fails to properly invalidate personal access tokens upon user deactivation, allowing deactivated users to maintain full system access by exploiting access token validation flaws via continued usage of previously issued tokens.",
"severity" : [ {
"type" : "CVSS_V3",
"score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"
} ],
"affected" : [ {
"package" : {
"ecosystem" : "Go",
"name" : "github.com/mattermost/mattermost/server/v8"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "10.7.0-rc1"
}, {
"fixed" : "10.7.1"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Go",
"name" : "github.com/mattermost/mattermost/server/v8"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "10.6.0-rc1"
}, {
"fixed" : "10.6.3"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Go",
"name" : "github.com/mattermost/mattermost/server/v8"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "10.0.0-rc1"
}, {
"fixed" : "10.5.4"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Go",
"name" : "github.com/mattermost/mattermost/server/v8"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "9.0.0-rc1"
}, {
"fixed" : "9.11.13"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Go",
"name" : "github.com/mattermost/mattermost/server/v8"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "0"
}, {
"fixed" : "8.0.0-20250402193107-65343f84a783"
} ]
} ]
} ],
"references" : [ {
"type" : "ADVISORY",
"url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-3230"
}, {
"type" : "WEB",
"url" : "https://github.com/mattermost/mattermost/commit/65343f84a7830fa8078fe3df879fca924e4fac01"
}, {
"type" : "PACKAGE",
"url" : "https://github.com/mattermost/mattermost"
}, {
"type" : "WEB",
"url" : "https://mattermost.com/security-updates"
} ],
"database_specific" : {
"cwe_ids" : [ "CWE-303" ],
"severity" : "MODERATE",
"github_reviewed" : true,
"github_reviewed_at" : "2025-05-30T18:48:27Z",
"nvd_published_at" : "2025-05-30T15:15:41Z"
}
}