CVE-2026-62090

Summary

A PHP object injection vulnerability in WineShop allows unauthenticated attackers to inject malicious PHP objects, leading to potential remote code execution and full system compromise. This critical flaw affects versions up to 3.20.

Exploitability

Exploitation is relatively straightforward with no authentication required, though it may need a specific request structure and payload targeting the vulnerable object deserialization endpoint.

Blast radius

The vulnerability could enable attackers to execute arbitrary code on the server, potentially leading to complete system takeover, data exfiltration, and lateral movement within the network.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to WineShop version 3.21 or later to remediate this vulnerability.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.