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Security Talent

Secure Boot Certificate Expiry Requires Windows and Linux VM Readiness Checks

Security operations team reviewing Secure Boot Certificate Expiry Requires Windows and Linux VM Readiness Checks
Platform resilience

Validate certificate updates

Google Cloud reminded customers that 2011 Secure Boot certificates begin expiring in June 2026 and systems without the 2023 certificates may miss future early-boot protections.

At a glance

  • Existing systems should continue to start, but new boot protections and revocation updates may fail without refreshed certificates.
  • The issue affects Windows and some Linux Secure Boot workflows.
Tags:
Cybersecurity News Operations Resilience Google Cloud

Copyright

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Security Talent

Cisco Confirms Active Exploitation of Catalyst SD-WAN Authentication Bypass

Security operations team reviewing Cisco Confirms Active Exploitation of Catalyst SD-WAN Authentication Bypass
Actively exploited vulnerability

Patch and investigate

Cisco confirmed active exploitation of CVE-2026-20133 in Catalyst SD-WAN and recommends fixed releases plus network restrictions around control components.

At a glance

  • Cisco became aware of active exploitation in April 2026.
  • Defenders should restrict management access and examine control-plane logs in addition to patching.
Tags:
Cybersecurity News Threat Intelligence Cisco

Copyright

© SecurityTalent.com — original summary and analysis

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Security Talent

Critical FortiSandbox JRPC Flaw Enables Authentication Bypass

Security operations team reviewing Critical FortiSandbox JRPC Flaw Enables Authentication Bypass
Critical vendor advisory

Patch immediately

Fortinet rated CVE-2026-39813 critical after a path-traversal flaw in the FortiSandbox JRPC API could let an unauthenticated attacker bypass authentication and escalate privileges.

At a glance

  • FortiSandbox 5.0.0 through 5.0.5 and 4.4.0 through 4.4.8 are affected.
  • Fortinet lists 5.0.6 and 4.4.9 as fixed releases.
Tags:
Cybersecurity News Vulnerabilities Patches Fortinet

Copyright

© SecurityTalent.com — original summary and analysis

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Security Talent

FortiSandbox Cloud Fixes vmimages Command Injection

Security operations team reviewing FortiSandbox Cloud Fixes vmimages Command Injection
Cloud sandbox security

Update service version

Fortinet updated FG-IR-26-096 for CVE-2026-25836, an authenticated command injection in the vmimages update feature of FortiSandbox Cloud and PaaS.

At a glance

  • The issue requires a privileged super-admin profile and CLI access.
  • Fortinet recommends version 5.0.5 or later for affected 5.0 deployments.
Tags:
Cybersecurity News Vulnerabilities Patches Fortinet

Copyright

© SecurityTalent.com — original summary and analysis

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Security Talent

Fortinet SSO Abuse Advisory Calls for Admin Account Review

Security operations team reviewing Fortinet SSO Abuse Advisory Calls for Admin Account Review
Actively exploited vulnerability

Investigate and patch

Fortinet documented active exploitation of CVE-2026-24858, including configuration theft and creation of persistent administrator accounts through FortiOS SSO abuse.

At a glance

  • Fortinet rates the issue critical and marks it known exploited.
  • Defenders should patch and search for unexpected administrator names and configuration downloads.
Tags:
Cybersecurity News Threat Intelligence Fortinet

Copyright

© SecurityTalent.com — original summary and analysis

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