CVE-2026-12656
Severity not reportedData quality: partial.
Some fields were not provided by the source.
A denial-of-service security issue exists in the affected product and version.
A denial-of-service security issue exists in the affected product and version. The security issue stems from improper handling of network storm traffic, which can interrupt communication, cause device faults, and affect open TCP and UDP ports. A power cycle is required to recover the device to its normal state.
CVSS
—
Not reported by the source
Timeline (UTC)
Published: 2026-10-13 15:17
Modified: 2026-10-16 19:56
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:59 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1801.... PSIRT@rockwellautomation.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:59 UTC · record ↗