A server-side request forgery (SSRF) vulnerability in PersonMail API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-728…

published 2026-09-18 52 d ago modified 2026-09-18 51 d ago also EUVD-2026-82791

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits: 0; none known

A server-side request forgery (SSRF) vulnerability in PersonMail API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote authenticated users to obtain non-sensitive information.

Patch / fix

fixed in 1

Synology DiskStation Manager (DSM) 7.2.1-69057-10, 7.2.2-72806-7, 7.3.2-86009-2

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 52 d ago (2026-09-18)

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

Synology DiskStation Manager (DSM)

Classification

Weakness

CWE-918 Server-Side Request Forgery

References

synology.com /en-global/security/advisory/Synology_SA_26_06
vendor-advisory

Sources

CVE List CVE-2026-40537
NVD CVE-2026-40537

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary