CVE-2026-104935

CVE Enrichment

CISA KEV: YES — Known Exploited Vulnerability

CISA KEV Details

Date Added: 2026-10-13
Remediation Due: 2026-10-16
Known Ransomware Campaign Use: Unknown
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.
Notes: https:/forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-CVE-2026-104935 ; https://nvd.nist.gov/vuln/detail/CVE-2026-104935

Last enrichment sync: 13-Oct-2026 22:57
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (10)

The Connect Secure update deserves special attention, as it resolves CVE-2026-104935, an exploited zero-day that covers two underlying bugs chained together to compromise patched VPNs. Citrix, Fortinet and Ivanti Patch 29 Vulnerabilities, Including an Exploited Zero-Day
Tracked as CVE-2026-104935 and rated high severity, the issue is an authentication bypass that lets a remote, unauthenticated attacker execute arbitrary commands. Ivanti Zero-Day Chain Enabled Root Access to Fully Patched VPN Appliances
first two flaws are an authentication bypass and a remote code execution flaw, tracked together as CVE-2026-104935. Together they let an attacker run code as the appliance's cgi-server user, and the third flaw, a Ivanti Connect Secure Zero-Day Chain Enables Unauthenticated Root Access; Third Fix Pending
On October 13, 2026, Ivanti published a security advisory for CVE-2026-104935, a high-severity authentication bypass by spoofing (CWE-290) affecting Ivanti Connect Secure (ICS). The vulnerability has a CVSSv3.0 score of Ivanti Connect Secure zero-day exploited before disclosure; patches available for CVE-2026-104935
The actively exploited vulnerability, tracked as CVE-2026-104935, affects Ivanti Connect Secure remote-access gateways. Ivanti Patches Actively Exploited Connect Secure Zero-Day and Critical Credential Flaws

CVE (14)

People (3)

Threat Actors (2)

MITRE ATT&CK (12)

Vendors (5)

Products (25)

Tools (4)

Industries (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.