WEEKLY SECURITY BRIEF2026-07-20

Source-linked security development · Source-linked security development | 2026-07-20

The 2026-07-20 security review tracks 4 security news items. Each item links back to its public evidence and should be checked against the affected assets and vendor guidance.

View Korean briefing
Security news4
Priority CVE0
KISA updates0
Published2026-07-20
SOURCE-LINKED REVIEW

Changes to review

INCIDENT

Source-linked security development

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
INCIDENT

Source-linked security development

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
INCIDENT

IT 2 security update

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
VULNERABILITY

CISA KEV 9 security update

A vulnerability source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
VULNERABILITY

Microsoft security update

A vulnerability source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
VULNERABILITY

Linux security update

A vulnerability source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
VULNERABILITY

CWE-122 security update

A vulnerability source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
INCIDENT

' ' KT security update

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
INCIDENT

2000 KT security update

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
VULNERABILITY

CVE-2026-25089 · Fortinet FortiSandbox, FortiSandbox Cloud, FortiSandbox PaaS

A vulnerability source was added to the 2026-07-20 review. Identifiers: CVE-2026-25089. Open the linked record for the source evidence and current response status.

Open evidence →
VULNERABILITY

CVE-2026-39808 · Fortinet FortiSandbox, FortiSandbox PaaS

A vulnerability source was added to the 2026-07-20 review. Identifiers: CVE-2026-39808. Open the linked record for the source evidence and current response status.

Open evidence →
KISA

MS 7 security update

KISA was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
KISA

New KISA security information

KISA was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
NEWS

Source-linked security development

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
NEWS

KT 29 security update

A linked source was added to the 2026-07-20 review. Open the linked record for the source evidence and current response status.

Open evidence →
OPERATIONAL CHECK

Turn intelligence into an asset decision.

Confirm product and version matches, external exposure, compensating controls, vendor-supported remediation, service health after change, and relevant security logs. A public score does not prove that a specific environment is affected.