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CVE-2022-1548

Playbook members are allowed to escalate their membership privileges and perform actions restricted to playbook admins.

HIGH
8.8
CVSS Score
Published: May 3, 2022 at 08:11 PM UTC
Updated: June 17, 2026 at 04:22 AM UTC
1 product affected across 1 vendorPlaybooks

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

Mattermost Playbooks plugin 1.25 and earlier fails to properly restrict user-level permissions, which allows playbook members to escalate their membership privileges and perform actions restricted to playbook admins.

Affected

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

Playbooks· Mattermost
95%
v ≤ 1.25.0Playbooks ≤ v ≤ 1.25Playbooks

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

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-264NVD-CWE-noinfo

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