Vulnerability · Published Aug 27, 2026 · Assigned by WatchGuard
CVE-2026-78618Dimension Business Logic Flaw Allows Chained Backend Object Operations
Medium 6.9
In plain English
A medium-severity improper access control in Dimension from WatchGuard. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).
Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.4%top 62.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A business logic flaw in WatchGuard Dimension allows an authenticated administrator to trigger multiple backend operations within a single logical flow by sending a specially crafted request.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WatchGuard | Dimension | 2.0 – before 2.3.1 |
Weakness: CWE-284, CWE-841 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N
References
- https://psirt.watchguard.com/CVE-2026-78618 vendor-advisory