On September 2, 2026, CISA added 7 vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-59822, CVE-2026-48710, CVE-2026-49869, CVE-2026-82329, CVE-2026-9586, CVE-2026-83548, CVE-2026-83549. 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.
BerriAI LiteLLM contains an improper authentication vulnerability in the MCP Streamable HTTP endpoint that could allow an unauthenticated attacker to establish an authenticated MCP session using an arbitrary Bearer token.
Federal due date
2026-09-16
Ransomware use
Unknown
Added
2026-09-02
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.
Kludex Starlette contains a HTTP request/response smuggling vulnerability that could allow attackers to inject paths into the host part, prepending the actual path leading to issues such as authentication bypass when the authentication depends on the reconstructed URL’s path. This vulnerability could be chaned with CVE-2026-42271.
Federal due date
2026-09-16
Ransomware use
Unknown
Added
2026-09-02
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.
CVE-2026-49869: Kestra OSS OS Command Injection Vulnerability
Kestra · Kestra OSS
Kestra OSS contains an OS command injection vulnerability that could allow an unauthenticated remote attacker to create and execute arbitrary workflows without credentials.
Federal due date
2026-09-05
Ransomware use
Unknown
Added
2026-09-02
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.
JFrog Artifactory contains an improper authentication vulnerability that under default configuration can allow an unauthenticated attacker with network access to obtain administrative privileges.
Federal due date
2026-09-05
Ransomware use
Unknown
Added
2026-09-02
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.
Sangoma Switchvox contains a SQL injection vulnerability which allows an unauthenticated remote attacker to execute arbitrary SQL statements against the backend PostgreSQL database using a single crafted request, including database operations and remote code execution.
Federal due date
2026-09-05
Ransomware use
Unknown
Added
2026-09-02
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.
SonicWall SMA1000 Appliances contains a server-side request forgery vulnerability that could allow a remote unauthenticated attacker to gain unauthorized access to sensitive functionality and perform unauthorized operations.
Federal due date
2026-09-05
Ransomware use
Unknown
Added
2026-09-02
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.
CVE-2026-83549: SonicWall SMA1000 Appliances OS Command Injection Vulnerability
SonicWall · SMA1000 Appliances
SonicWall SMA1000 Appliances contains an OS command injection vulnerability that could enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.
Federal due date
2026-09-05
Ransomware use
Unknown
Added
2026-09-02
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.
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 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)