CVE-2026-4793
Medium
Elevated severity or exploit probability.
CVSS base
7.3
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
4.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-276
Published 2026-08-03 · modified 2026-08-21
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2026-08-03 — Published (NVD)
- 2026-08-21 — Last modified (NVD)
Description
An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.