All KEV additions

CISA KEV digest

CISA KEV 16 Sep 2026: 3 exploited flaws in Google, Cisco, Acronis

3 vulnerabilities
Conceptual illustration: A balanced still life of router, workstation, browser panel and software package cube unified by a protective patch shield. Headline: MULTI-VENDOR SECURITY UPDATE.

AI-generated illustration by CyberShitty. Not a photograph or a document from the organisations named.

On 16 September 2026, CISA added 3 actively exploited vulnerabilities affecting Google, Cisco, Acronis to its Known Exploited Vulnerabilities catalog. If you run any of these products, patch or mitigate now — exploitation is already happening.

CVE-2026-58704Federal deadline

In this section

Google Pixel Improper Authorization Vulnerability

Google / Pixel / CWE-693

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.

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-2026-76460Federal deadline

Cisco Identity Services Engine Incorrect Use of Privileged APIs Vulnerability

Cisco / Identity Services Engine / CWE-648

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.

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-2026-87886Federal deadline

Acronis Backup Incorrect Default Permissions Vulnerability

Acronis / Backup / CWE-276

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

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.