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CVE-2022-1333

A specifically drafted Playbook could trigger large amount of webhook requests leading to Denial of Service

MEDIUM
6.5
CVSS Score
Published: April 13, 2022 at 05:06 PM UTC
Updated: June 17, 2026 at 04:22 AM UTC
1 product affected across 1 vendorPlaybooks

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

Mattermost Playbooks plugin v1.24.0 and earlier fails to properly check the limit on the number of webhooks, which allows authenticated and authorized users to create a specifically drafted Playbook which could trigger a large amount of webhook requests leading to Denial of Service.

Affected

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

Playbooks· Mattermost
95%
v ≤ 1.24.0Playbooks ≤ v ≤ 1.24Playbooks

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)

x_refsource_MISCVendor 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
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-770

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