Improper input validation vulnerability in SYNOPHOTO_Flickr_MultiUpload in Synology Photo Station before 6.8.3-3463 and before 6.3-2971 all…

published 2018-03-22 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-7951

cvss: 8.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.2%; EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits: 0; none known

Improper input validation vulnerability in SYNOPHOTO_Flickr_MultiUpload in Synology Photo Station before 6.8.3-3463 and before 6.3-2971 allows remote authenticated users to execute arbitrary codes via the prog_id parameter.

Patch / fix

fixed in 1

synology photo_station 6.3-2971, 6.8.3-3463

Exploit prediction

3.15% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

Synology Photo Station

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type
CWE-20 Improper Input Validation

References

synology.com /en-global/support/security/Synology_SA_18_02
vendor-advisory

Sources

CVE List CVE-2017-16772
NVD CVE-2017-16772

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