CVE-2021-34811

MediumCVSS 4.3/10Last modified Jun 17, 2026

Description

Server-Side Request Forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.16-3566 allows remote authenticated users to access intranet resources via unspecified vectors.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-918

Affected software

Vendor	Product	Versions
Synology	Download Station	>= unspecified, < 3.8.16-3566

References

https://www.synology.com/security/advisory/Synology_SA_21_11Vendor Advisory
https://www.synology.com/security/advisory/Synology_SA_21_11Vendor Advisory

Timeline

Published: Jun 18, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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