CVE-2026-91198

GrowthBook through 5.0.1 Information Disclosure via Public Endpoints

MEDIUM
5.3
CVSS Score
Published: September 14, 2026 at 10:10 PM UTC
Updated: September 16, 2026 at 08:04 PM UTC
1 product affected across 1 vendorGrowthbook

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

GrowthBook through 5.0.1 returns unredacted fact table definitions including raw warehouse SQL in payloads served by unauthenticated public report and experiment endpoints. Attackers with knowledge of a publicly shared report or experiment identifier can read internal data warehouse query text, schema, table names, filter values and datasource identifiers.

Affected

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

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

5.3MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-201

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