CVE-2023-2787

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Source
https://nvd.nist.gov/vuln/detail/CVE-2023-2787
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-2787.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-2787
Published
2023-06-16T09:15:09.920Z
Modified
2025-11-15T06:23:46.138917Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.

References

Affected packages

Git / github.com/mattermost/mattermost-server

Affected ranges

Type
GIT
Repo
https://github.com/mattermost/mattermost-server
Events
Introduced
c4d8c1450ab2b9538bbc2690ca1ee865567a5888
Last affected
27b2437e0f93d3f48b9caebdceb7795b64d5cd9f
Last affected
5b33575d571469115f29720530ff5b53a6cb7de5
Introduced
25e8c1fcddb1154de49480eb5cd7eb085507d138
Last affected
96cf6c0f7a0c2e98815dbd9397c8de79528ae306
Introduced
f14c24391ca84740d90a29ec8b67579326eaa236
Last affected
b3eb2e451e18b4003634954c2c4be678695dc26a

Affected versions

v7.*

v7.1.0
v7.1.1
v7.1.2
v7.1.3
v7.1.4
v7.1.5
v7.1.6
v7.1.7
v7.1.8
v7.1.9
v7.8.0
v7.8.1
v7.8.2
v7.8.3
v7.8.4
v7.9.0
v7.9.1
v7.9.2
v7.9.3

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-2787.json"