Known exploited vulnerabilities: Oct 12–18, 2026

CISA added 9 vulnerabilities to the Known Exploited Vulnerabilities catalog between Oct 12–18, 2026: each one is confirmed to be exploited in the wild. 0 are linked to ransomware campaigns, 0 have a public exploit, and 1 has an EPSS score of 10% or more. The catalog now holds 1748 entries.

Fix-first order

Sorted the way exploit-aware triage works: ransomware-linked first, then by EPSS exploit probability.

Scanner: “Active check” means ShadowSecurityScanner ships a network or web probe for this CVE; “Catalog” means it is tracked in the KEV-synced audit catalog and flagged when version fingerprinting matches.

CVE-2026-104935 — Ivanti Connect Secure Authentication Bypass by Spoofing Vulnerability

Ivanti Connect Secure contains an authentication bypass by spoofing vulnerability that allows a remote unauthenticated attacker to execute arbitrary commands.

• Added to KEV: 2026-10-13 · CISA due date: 2026-10-16
• EPSS: 26.0% (p98) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-290
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: nvd.nist.gov

CVE-2026-105134 — Ahsay AhsayCBS Command Injection Vulnerability

Ahsay AhsayCBS contains a command injection vulnerability that could allow a remote attacker to execute operating system commands via manipulation of the random parameter in the Replication Receiver component’s /rps/api/json/UpdateReceivers.do endpoint. This vulnerability can be chained with CVE-2026-105133.

• Added to KEV: 2026-10-14 · CISA due date: 2026-10-17
• EPSS: 4.8% (p92) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-77, CWE-78
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: ahsay.com · cisa.gov · cisa.gov · nvd.nist.gov

CVE-2026-76519 — Cisco Secure Email Gateway Relative Path Traversal Vulnerability

Cisco Secure Email Gateway contains a relative path traversal vulnerability that could allow an unauthenticated, remote attacker to write arbitrary files on the underlying operating system.

• Added to KEV: 2026-10-14 · CISA due date: 2026-10-17
• EPSS: 1.6% (p75) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-23
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: sec.cloudapps.cisco.com · cisa.gov · cisa.gov · nvd.nist.gov

CVE-2026-96951 — Microsoft Windows Command Injection Vulnerability

Microsoft Windows Shell contains a command injection vulnerability that allows an unauthorized attacker to bypass a security feature over a network.

• Added to KEV: 2026-10-13 · CISA due date: 2026-10-16
• EPSS: 1.5% (p74) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-77
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: msrc.microsoft.com · nvd.nist.gov

CVE-2026-0322 — Palo Alto Networks PAN-OS Code Injection Vulnerability

Palo Alto Networks PAN-OS contains a code injection vulnerability that could allow an authenticated attacker with network access to execute arbitrary code with root privileges on the firewall.

• Added to KEV: 2026-10-14 · CISA due date: 2026-10-17
• EPSS: 1.2% (p68) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-94
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: security.paloaltonetworks.com · cisa.gov · cisa.gov · nvd.nist.gov

CVE-2026-102764 — BeyondTrust Remote Support Authentication Bypass by Spoofing Vulnerability

BeyondTrust Remote Support contains an authentication bypass by spoofing vulnerability that could allow a remote attacker to perform file operations on the appliance.

• Added to KEV: 2026-10-16 · CISA due date: 2026-10-19
• EPSS: 1.2% (p67) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-290
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: beyondtrust.com · cisa.gov · cisa.gov · nvd.nist.gov

CVE-2025-61624 — Fortinet Multiple Products Path Traversal Vulnerability

FortiOS, FortiPAM, FortiProxy, and FortiSwitchManager contain a path traversal vulnerability that may allow an authenticated attacker with admin profile and at least read-write permissions to write or delete arbitrary files via specific CLI commands.

• Added to KEV: 2026-10-16 · CISA due date: 2026-10-19
• EPSS: 1.1% (p65) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-22
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: fortiguard.fortinet.com · cisa.gov · cisa.gov · nvd.nist.gov

CVE-2026-105133 — Ahsay AhsayCBS Improper Authentication Vulnerability

Ahsay AhsayCBS contains an improper authentication vulnerability that could allow a remote attacker to bypass authentication via manipulation of the random parameter in the API component’s checkSysPwd function. This vulnerability can be chained with CVE-2026-105134.

• Added to KEV: 2026-10-14 · CISA due date: 2026-10-17
• EPSS: 0.9% (p58) · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-287
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: ahsay.com · cisa.gov · cisa.gov · nvd.nist.gov

CVE-2026-21589 — Atlassian Multiple Products Files or Directories Accessible to External Parties Vulnerability

Multiple Atlassian products (Bitbucket Data Center ,Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center, Crowd Data Center, Crucible and Fisheye) contain a files or directories accessible to external parties vulnerability which could allow an unauthenticated attacker to access specific files within the web application root directory in affected versions.

• Added to KEV: 2026-10-15 · CISA due date: 2026-10-18
• EPSS: — · Public exploit: none known · Ransomware use: not known
• Weakness: CWE-552
• Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
• References: confluence.atlassian.com · cisa.gov · cisa.gov · nvd.nist.gov

How to find these on your network

Every KEV entry is flagged automatically in ShadowSecurityScanner: findings are sorted KEV → EPSS → severity, and a daily catalog update pulls new KEV entries without a reinstall. See how to run a network vulnerability scan.

Sources: CISA KEV, FIRST.org EPSS, Exploit-DB, Metasploit. · All weekly digests