CVE-2026-104935
Received Received - Intake

Authentication Bypass by Spoofing in ICS

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: ivanti

Description
Authentication bypass by spoofing in ICS before version 25.1.3.0 allows a remote unauthenticated attacker to execute arbitrary commands. This does not impact ICS version 22.7R2.14 or prior.

CVSS Scores

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-19
AI Q&A
2026-10-13
EPSS Evaluated
2026-10-18
NVD
CVE-2026-104935
EUVD
EUVD-2026-98816

Affected Vendors & Products

Showing 7 associated CPEs
Vendor Product Version / Range
ivanti connect_secure From 25.1.0.0 (inc) to 25.1.1.2 (exc)
ivanti connect_secure From 25.1.2.0 (inc) to 25.1.3.0 (exc)
ivanti connect_secure 22.8
ivanti connect_secure 22.8
ivanti connect_secure 22.8
ivanti connect_secure 22.8
ivanti connect_secure 22.8

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-290 This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.

Attack-Flow Graph

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Executive Summary

This vulnerability is an authentication bypass that allows a remote unauthenticated attacker to spoof access and execute arbitrary commands in ICS systems before version 25.1.3.0. It does not affect versions 22.7R2.14 or earlier.

Detection Guidance

This vulnerability is an authentication bypass in Ivanti Connect Secure versions before 25.1.3.0. Detection requires checking the installed version of Ivanti Connect Secure. If the version is below 25.1.3.0, the system is vulnerable. No specific commands are provided in the context for detection.

Impact Analysis

An attacker could gain unauthorized control over ICS systems, leading to potential operational disruptions, data breaches, or physical damage. The high CVSS score (8.6) indicates severe impact on confidentiality, integrity, and availability.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR (data protection) and HIPAA (health information security) requirements. Non-compliance may result in legal penalties and reputational damage.

Mitigation Strategies

Update ICS to version 25.1.3.0 or later to address the authentication bypass vulnerability. If using version 22.7R2.14 or prior, ensure no exposure to untrusted networks and apply network segmentation.

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