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SonicWall security patch release for CVE-2026-15409

Security Patch Release
First reported
Last updated
Happening score
H score 54
1 unique sources, 1 articles

Summary

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SonicWall released hotfix security updates for SMA1000 appliances after confirming active exploitation of CVE-2026-15409 and CVE-2026-15410. The fixes are available in platform-hotfix 12.4.3-03453 and 12.5.0-02835 or later, covering affected SMA1000 models 6210, 7210, and 8200v. Customers were told to upgrade as soon as possible and check for compromise indicators. CISA KEV listing and the vendor's guidance indicate urgent remediation for exposed deployments.

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Timeline

  1. 15.07.2026 00:23 2 articles · 3h ago

    SonicWall warns of active exploitation in SMA1000 and releases hotfixes

    Initial Disclosure

    SonicWall warned that threat actors were actively exploiting CVE-2026-15409 and CVE-2026-15410 in zero-day attacks against SMA1000 models 6210, 7210, and 8200v, released hotfix versions 12.4.3-03453 and 12.5.0-02835 or later, published indicators of compromise for extraweb_access.log, ctrl-service.log, and /var/lib/unit/conf.json, and urged administrators to upgrade, re-image compromised appliances, and reset user credentials and TOTP tokens. CISA also added both vulnerabilities to the KEV catalog, and federal agencies were told to secure affected systems by July 17, 2026, or discontinue use of the product if mitigations could not be applied.

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