CVE-2026-16316Malformed IEC 61850 Sampled Values frames cause partial denial of service in StationGuard
Updated under an hour ago ()
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It affects OMICRON electronics GmbH OMICRON StationGuard. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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OMICRON StationGuard 4.00 contains an improper input validation vulnerability in its IEC 61850 Sampled Values (SV) frame processing. A specially crafted SV frame can cause the affected process to terminate, disrupting alert processing for Sampled Values traffic. The vulnerability does not affect overall system availability or the processing of other traffic types, and the process is automatically restarted, and the failure is immediately reported to the user.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-20
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- OMICRON
- NVD analysis
- Deferred
- Record last updated
- Aug 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
OMICRON electronics GmbH OMICRON StationGuard omicron_electronics:omicron_stationguard (from the name) | 4.00 | CNA record |
References
- https://www.omicronenergy.com/.well-known/csaf/osa-21.jsonvendor-advisory
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.