CISA-confirmed known exploited vulnerability

CVE-2023-27532

Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability

Veeam · Backup & Replication

Vulnerability details

Veeam Backup & Replication Cloud Connect component contains a missing authentication for critical function vulnerability that allows an unauthenticated user operating within the backup infrastructure network perimeter to obtain encrypted credentials stored in the configuration database. This may lead to an attacker gaining access to the backup infrastructure hosts.

Added to CISA KEV: 2023-08-22

Ransomware campaign use: Known

CISA due date: 2023-09-12

Defensive guidance from CISA

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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