CVE-2026-9307Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities
Updated under an hour ago ()
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It affects Rockwell Automation CompactLogix 5370. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- 6.3 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-497
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Rockwell
- NVD analysis
- Awaiting Analysis
- Record last updated
- Jun 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Rockwell Automation CompactLogix 5370 rockwell_automation:compactlogix_5370 (from the name) | V36 | CNA record |
References
- https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1776.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.