CVE-2022-1385

Invitation Email is resent as a Reminder after invalidating pending email invites

MEDIUM
4.6
CVSS Score
Published: April 19, 2022 at 08:26 PM UTC
Updated: June 17, 2026 at 04:22 AM UTC
2 products affected across 1 vendorMattermost ServerMattermost

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Severity
MEDIUM4.6
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Mattermost 6.4.x and earlier fails to properly invalidate pending email invitations when the action is performed from the system console, which allows accidentally invited users to join the workspace and access information from the public teams and channels.

Affected

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

v < 6.5.0
Affected range stops below 6.5.0, so it looks safe — our inference, not a vendor statement
v < 6.5.0
Affected range stops below 6.5.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

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

Patch and advisory references

References (2)

x_refsource_MISCExploitThird Party Advisory
https://hackerone.com/reports/1486820
x_refsource_MISCVendor Advisory
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

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-664CWE-668

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