CVE-2026-82283

High

Description

VoltAgent through 2.1.20 fails to validate conversation ownership in memory API handlers, allowing authenticated users to access other users' conversations. Attackers can read, modify, and delete arbitrary conversations and messages by supplying caller-controlled identifiers to memory endpoints.

SeverityHigh

CVSS8.1

Exploit probability—

ProductVoltagent

PublishedAug 28, 2026

First seenAug 28, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
VoltAgent voltagent	v ≤ 2.1.20	—

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