CVE-2026-4436

Published: Apr 09, 2026 Last Modified: Apr 13, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,6
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: changed
Confidentiality: none
Integrity: high
Availability: none

Description

AI Translation Available

A low-privileged remote attacker can send Modbus packets to manipulate
register values that are inputs to the odorant injection logic such that
too much or too little odorant is injected into a gas line.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0005
Percentile
0,1th
Updated

EPSS Score Trend (Last 7 Days)

306

Missing Authentication for Critical Function

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Other
Potential Impacts:
Gain Privileges Or Assume Identity Varies By Context
Applicable Platforms
Technologies: Cloud Computing, ICS/OT
Likelihood of Exploit: High
View CWE Details
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/…
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-0…
https://lincenergysystems-my.sharepoint.com/:f:/p/h_baer/Ig…
https://lincenergysystems-my.sharepoint.com/:f:/p/h_baer/IgDYaHIhXpyLQJvnKPd6b8…
https://www.cisa.gov/news-events/ics-advisories/icsa-26-099…
https://www.cisa.gov/news-events/ics-advisories/icsa-26-099-02