GHSA-pwvr-grqg-7vp2

Source

https://github.com/advisories/GHSA-pwvr-grqg-7vp2

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/08/GHSA-pwvr-grqg-7vp2/GHSA-pwvr-grqg-7vp2.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-pwvr-grqg-7vp2

Aliases

Published

2025-08-21T09:30:21Z

Modified

2025-08-29T20:55:49Z

Severity

3.5 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N CVSS Calculator

Summary

Mattermost Lack of Access Control Validation

Details

Mattermost versions 10.5.x <= 10.5.8 fail to validate access controls at time of access which allows user to read a thread via AI posts

Database specific

{
    "github_reviewed": true,
    "severity": "LOW",
    "nvd_published_at": "2025-08-21T08:15:30Z",
    "cwe_ids": [
        "CWE-863"
    ],
    "github_reviewed_at": "2025-08-21T16:02:54Z"
}

References

Affected packages

Go / github.com/mattermost/mattermost-server

Package

Name: github.com/mattermost/mattermost-server; View open source insights on deps.dev
Purl: pkg:golang/github.com/mattermost/mattermost-server

Affected ranges

Type: SEMVER
Events: Introduced

10.5.0

Fixed

10.5.9

Database specific

last_known_affected_version_range

"<= 10.5.8"

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/08/GHSA-pwvr-grqg-7vp2/GHSA-pwvr-grqg-7vp2.json"

Go / github.com/mattermost/mattermost/server/v8

Package

Name: github.com/mattermost/mattermost/server/v8; View open source insights on deps.dev
Purl: pkg:golang/github.com/mattermost/mattermost/server/v8

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

8.0.0-20250721095846-c602a4a78e1f

Database specific

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/08/GHSA-pwvr-grqg-7vp2/GHSA-pwvr-grqg-7vp2.json"