CVE-2025-13167 PUBLISHED

Assigner: synology
Reserved: 14.11.2025 Published: 27.05.2026 Updated: 27.05.2026

Improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in contact functionality in Synology Contacts before 1.0.10-20659 allows remote authenticated users to read or write specific files containing non-sensitive information via unspecified vectors.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS Score: 5.4

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	Low
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Synology
Product	Synology Contacts
Versions	Default: affected affected from * to 1.0.10-20659 (excl.)

Credits

Warisse Valentin (Aytio) finder

References

Synology-SA-25:13 Synology Contacts

Problem Types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE