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CVE-2023-2784

Apps Framework allows install requests from regular members via an internal path

MEDIUM
6.5
CVSS Score
Published: June 16, 2023 at 08:41 AM UTC
Updated: June 17, 2026 at 05:53 AM UTC
1 product affected across 1 vendorMattermost

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Mattermost fails to verify if the requestor is a sysadmin or not, before allowing `install` requests to the Apps allowing a regular user send install requests to the Apps.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mattermost· Mattermost
95%
v ≤ 7.8.4v ≤ 7.9.37.8.0 ≤ v ≤ 7.8.47.9.0 ≤ v ≤ 7.9.37.10.0
Vendor states this is fixed in v7.10.1 (unaffected)
Vendor states this is fixed in v7.8.5 (unaffected)
Vendor states this is fixed in v7.9.4 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://mattermost.com/security-updates

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862

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