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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-60094

Vinchin Backup & Recovery 9.0.0.86562 Heap Buffer Overflow via agentlink_server

Description

Vinchin Backup & Recovery through 9.0.0.86562 contains a heap buffer overflow vulnerability that allows unauthenticated remote attackers to cause process crash or memory corruption by sending a malformed TCP packet with an unchecked body_len field to the agentlink_server service. Attackers can craft a malicious packet that passes an attacker-controlled length directly to recv(), triggering a heap overflow of up to approximately 4 GiB and resulting in process crash or potential memory corruption.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Vinchin Backup & Recovery 9.0

Default version status: affected

  • 0 to ≤ 9.0.0.86562affected

References