CVE-2021-26569: Race Condition within a Thread vulnerability in iscsi_snapshot_comm_core in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to…

PriorityP352high8.1CVSS 3.1

AVNACHPRNUINSUCHIHAH

EPSS

2.18%

80.1th percentile

Race Condition within a Thread vulnerability in iscsi_snapshot_comm_core in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
synology	diskstation_manager	< 6.2.3-25426-3	6.2.3-25426-3
synology	synology_diskstation_manager	>= unspecified < 6.2.3-25426-3	6.2.3-25426-3

CVSS provenance

nvdv3.18.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.