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CISA Adds 3 Known Exploited Vulnerabilities to Catalog (September 16, 2026)

Source: CISA KEV Catalog · Updated 2026-09-25

Summary

On September 16, 2026, CISA added 3 vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-58704, CVE-2026-76460, CVE-2026-87886. A KEV listing means CISA has evidence of active exploitation. CISA sets a remediation due date for US federal civilian agencies under its binding operational directives; any organization running the affected products should treat these as patch-now priorities.

CVE-2026-58704: Google Pixel Improper Authorization Vulnerability

Google · Pixel

Google Pixel devices contain an improper authorization vulnerability in the cellular modem. A logic error may allow an attacker to bypass permission checks and escalate privileges.

Federal due date
2026-09-19
Ransomware use
Unknown
Added
2026-09-16

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.

NVD record · Google KEV history

CVE-2026-76460: Cisco Identity Services Engine Incorrect Use of Privileged APIs Vulnerability

Cisco · Identity Services Engine

Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) contain an incorrect use of privileged APIs vulnerability that could allow an unauthenticated, remote attacker to gain unauthorized access to the affected device by bypassing the web-based management interface.

Federal due date
2026-09-19
Ransomware use
Unknown
Added
2026-09-16

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.

NVD record · Cisco KEV history

CVE-2026-87886: Acronis Backup Incorrect Default Permissions Vulnerability

Acronis · Backup

Acronis Backup plugin for cPanel & WHM and extension for Plesk contains an incorrect default permissions vulnerability that could allow for privilege escalation.

Federal due date
2026-09-19
Ransomware use
Unknown
Added
2026-09-16

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.

NVD record

Also added to KEV in September 2026

  • September 25, 2026: CVE-2026-87902, WordPress Core (WordPress Core Remote File Inclusion Vulnerability)
  • September 25, 2026: CVE-2026-67279, MikroTik RouterOS (Mikrotik RouterOS Improper Enforcement of Behavioral Workflow Vulnerability)
  • September 25, 2026: CVE-2026-65660, Microsoft SharePoint (Microsoft SharePoint Code Injection Vulnerability)
  • September 24, 2026: CVE-2026-71362, Adobe Commerce and Magento (Adobe Commerce and Magento Incorrect Authorization Vulnerability )
  • September 24, 2026: CVE-2026-5430, WSO2 Multiple Products (WSO2 Multiple Products Path Traversal Vulnerability )
  • September 22, 2026: CVE-2026-94127, F5 BIG-IP APM (F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability)
  • September 22, 2026: CVE-2026-93952, Arista VeloCloud Orchestrator (Arista VeloCloud Orchestrator Improper Input Validation Vulnerability)
  • September 22, 2026: CVE-2026-93616, Check Point Multiple Products (Check Point Multiple Products Path Traversal Vulnerability)
  • September 22, 2026: CVE-2026-85102, Check Point Multiple Products (Check Point Multiple Products Improper Certificate Validation Vulnerability)
  • September 21, 2026: CVE-2026-7273, Zyxel GS1900 Series Switches (Zyxel GS1900 Series Switches Stack-Based Buffer Overflow Vulnerability)
  • September 18, 2026: CVE-2026-53266, Linux Kernel (Linux Kernel Out-of-Bounds Write Vulnerability)
  • September 18, 2026: CVE-2025-39964, Linux Kernel (Linux Kernel Race Condition Vulnerability)
  • September 18, 2026: CVE-2025-39682, Linux Kernel (Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability)
  • September 14, 2026: CVE-2026-76461, Cisco Secure Email Gateway (Cisco Secure Email Gateway SQL Injection Vulnerability)
  • September 11, 2026: CVE-2026-85706, GitLab Community Edition and Enterprise Edition (GitLab Community Edition and Enterprise Edition Path Traversal Vulnerability)
  • September 11, 2026: CVE-2026-84869, ConnectWise ScreenConnect (ConnectWise ScreenConnect Improper Privilege Management and Missing Authorizatio)
  • September 11, 2026: CVE-2026-42018, JFrog Artifactory (JFrog Artifactory Improper Authentication Vulnerability)
  • September 11, 2026: CVE-2026-42016, JFrog Artifactory (JFrog Artifactory Incorrect Authorization Vulnerability)
  • September 10, 2026: CVE-2026-86060, MikroTik RouterOS (MikroTik RouterOS Improper Neutralization of Argument Delimiters in a Command Vu)
  • September 10, 2026: CVE-2026-67277, MikroTik RouterOS (MikroTik RouterOS Missing Authentication for Critical Function Vulnerability)
  • September 9, 2026: CVE-2026-87491, Google Chromium V8 (Google Chromium V8 Out of Bounds Write Vulnerability)
  • September 9, 2026: CVE-2026-20079, Cisco Secure Firewall Management Center (FMC) and Security Cloud Control (SCC) Firewall Management (Cisco Firewall Management Center Authentication Bypass Using an Alternate Path o)
  • September 9, 2026: CVE-2026-19490, Citrix NetScaler (Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulner)
  • September 9, 2026: CVE-2025-25249, Fortinet Multiple Products (Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability)
  • September 8, 2026: CVE-2026-86218, N-able N-central (N-able N-central Static Code Injection Vulnerability)

Check whether you run these products: our vulnerability scanner comparison covers tools that detect KEV-listed flaws. See also the KEV dashboard and KEV history by vendor.