CVE-2026-53924

Gardens v2: Permissionless syncOutflow bypasses streaming proposal disputes

HIGH
8.7
CVSS Score
Published: September 3, 2026 at 03:17 PM UTC
Updated: September 9, 2026 at 08:37 PM UTC
1 product affected across 1 vendorGardens v2

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Severity
HIGH8.7
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

Gardens v2 is a modular governance framework that enables communities to create and manage multiple governance pools with customizable parameters and voting mechanisms. Prior to 0xc9d4e0dacd937364793278180551e59d93cd43f9, StreamingEscrow.claim() correctly rejects withdrawals while an escrow is disputed, but the permissionless syncOutflow() path performs the same excess-balance transfer without checking disputed. After a streaming proposal is challenged, anyone can call syncOutflow() to transfer escrowed SuperTokens to the proposal beneficiary while the dispute is pending. If the proposal is later rejected, those tokens cannot be recovered by drainToStrategy(). This issue has been patched in 0xc9d4e0dacd937364793278180551e59d93cd43f9.

Affected

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

v < 0xc9d4e0dacd937364793278180551e59d93cd43f9
Affected range stops below 0xc9d4e0dacd937364793278180551e59d93cd43f9, so it looks safe — our inference, not a vendor statement

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.

References (1)

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

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

CVSS

8.7HIGHGitHub_M
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-284

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