CVE-2026-4436

GPL Odorizers GPL750 Missing Authentication for Critical Function

CVSS 8.6 HIGHEPSS 0.4%CWE-306

Vexday Risk Score

21Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 8.6EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

09 abr 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Productos afectados

GPL Odorizers · GPL750 (XL4)GPL Odorizers · GPL750 (XL4 Prime)GPL Odorizers · GPL Odorizers GPL750 (XL7)GPL Odorizers · GPL Odorizers GPL750 (XL7 Prime)

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Referencias

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-099-02.json https://lincenergysystems-my.sharepoint.com/:f:/p/h_baer/IgDYaHIhXpyLQJvnKPd6b80TAUgV7Lp8qmVYBFUb0lmr7ak?e=JLeADm https://www.cisa.gov/news-events/ics-advisories/icsa-26-099-02