A server-side request forgery (SSRF) vulnerability WatchGuard Dimension Email Server Test configuration allows an authenticated privileged attacker to enumerate exposed network services on adjacent network systems.

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
WatchGuard Dimension unaffected
Version Status Constraints
2.0 affected < 2.3.1

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Project Subscriptions

Vendors Products
Watchguard Subscribe
Dimension Subscribe
Advisories

No advisories yet.

Fixes

Solution

Dimension 2.3.1

Workaround

No workaround given by the vendor.

References
Link Providers
https://psirt.watchguard.com/CVE-2026-78498 cve-icon cve-icon
History

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
Description A server-side request forgery (SSRF) vulnerability WatchGuard Dimension Email Server Test configuration allows an authenticated privileged attacker to enumerate exposed network services on adjacent network systems.
Title Dimension Server-Side Request Forgery via Email Server Test Settings
First Time appeared Watchguard
Watchguard dimension
Weaknesses CWE-918
CPEs cpe:2.3:a:watchguard:dimension:*:*:*:*:*:*:*:*
Vendors & Products Watchguard
Watchguard dimension
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: WatchGuard

Published:

Updated: 2026-08-27T23:26:31.719Z

Reserved: 2026-08-24T17:19:37.348Z

Link: CVE-2026-78498

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-28T02:16:23.317

Modified: 2026-08-28T02:16:23.317

Link: CVE-2026-78498

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T07:30:07Z

Weaknesses