CVE-2026-9307
MEDIUM EPSS 21.5%
Published Jun 16, 20262w ago · Modified Jun 17, 20262w ago
6.3 CVSS 4.0
Published Jun 16, 2026 2w ago
Last Modified Jun 17, 2026 2w ago
Description
A sensitive information disclosure security issue exists within the affected CompactLogix controllers. The controller's web server exposes CIP Connection IDs on the diagnostics webpage, which are accessible to any unauthenticated user on the network. This information can be leveraged by an attacker to construct malicious packets, leading to Denial-of-Service.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
21.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-497
References 1
- rockwellautomation.com https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1776.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.