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Advisory severityHigh7.0WatchGuard

High [CVE-2026-86135] Cross-Site Request Forgery (CSRF) vulnerability in WatchGuard Dimension's database snapshot creation feature allows a remote attacker to trigger unauthorized snapshot creation by tricking an authenticated administrator into visiting a specially crafted web page

This high-severity WatchGuard advisory covers CVE-2026-86135 affecting Dimension.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-86135 Source published Source updated

VulniPulse record published Record updated

CVE-2026-86135
Affected products & platforms
WatchGuardSystem Manager
Open source advisory

Summary

A Cross-Site Request Forgery (CSRF) vulnerability in WatchGuard Dimension's database snapshot creation feature allows a remote attacker to trigger unauthorized snapshot creation by tricking an authenticated administrator into visiting a specially crafted web page.

Is CVE-2026-86135 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-86135 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-86135?

Upgrade to a fixed release named by WatchGuard:

  • 2.3.1

Confirm against the vendor advisory before you patch.

Affected versions
  • Dimension 2.0 before 2.3.1

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • 2.3.1

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation

Upgrade to a fixed release: 2.3.1. That is the remediation for this advisory.

The vendor advisory may list interim mitigations or workarounds not captured here. Review it before change work.

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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