Loading vulnerabilities…
Loading vulnerabilities…
CVE-2026-44097
A low-privileged remote attacker with "operator" access can upload arbitrary files via the REST endpoint intended for firmware updates, resulting in persistent storage of attacker-controlled files and potentially exhausting resources, which might lead to Denial-of-Service.
This record: live connection— last retrieved: 7 November 2026 at 01:04.
Vendor
Published
30 July 2026
Last modified
24 October 2026
Taken directly from NVD, CISA or the vendor — sometimes in English, unchanged from the source.
A low-privileged remote attacker with "operator" access can upload arbitrary files via the REST endpoint intended for firmware updates, resulting in persistent storage of attacker-controlled files and potentially exhausting resources, which might lead to Denial-of-Service.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Attack vector
NETWORK
Privileges required
LOW
User interaction
NONE
Confidentiality
None
Integrity
Limited
Availability
High
Probability of exploitation within 30 days
0.4%
Percentile
37e
Source: FIRST.org, updated on 6 November 2026.
Phoenix Contact strongly recommends to upgrade to firmware version 1.9.1 which fixes these vulnerabilities.
Our own interpretation and context for the source data above.
IACS Radar assessment
Our own interpretation and context for this vulnerability — not an official source.
IACS Radar priority score
Based on CVSS 7.1, EPSS 0.4%, industrial relevance 55/100.
Combines CVSS, EPSS, KEV status, industrial relevance and exposure relevance — a complement to, not a replacement for, the individual scores below and above.
Conditions for exploitation
Operational impact & energy relevance
Possible loss of visibility of or control over the process upon successful exploitation.
Assessed as relevant to the energy sector based on: Vermeld in een officiële CISA ICS Advisory, wat directe relevantie voor industriële besturingssystemen bevestigt. Vendor "Phoenix Contact" is a known supplier of equipment for the energy sector.
Recommended defensive measures
Industrial relevance score
Classification is provisional; manual verification by an OT security analyst is recommended.
Classified by IACS Radar-analysepijplijn (geautomatiseerd) on 7 November 2026.
IEC 62443 mapping
Automatic IACS Radar assessment based on the reported CWE weakness classification; not an official certification statement.