Vulnerability intelligence
CVE-2026-9491
A server-ide request forgery (SSRF) vulnerability in webhook in Synology Chat Server before 2.4.5-22148 allows remote authenticated users to obtain non-sensitive information.
CVSS Score
4.3
Medium
EPSS — Exploit Probability
0.4%
Riskier than 33% of all CVEs · checked 2026-09-05
Exploitation
Not in CISA KEV
KEV does not include every exploited vulnerability
Remediation
unknown
Check vendor advisories
1 article across 1 outlet · first covered May 29, 2026 · latest May 29, 2026
Coverage timeline
-
Critical Patches Fix Synology Chat Server Vulnerabilitiessecurityonline.info · May 29, 2026