CVE-2026-67872 Denial of service in n/a
A remote attacker can cause a denial of service in the S2OPC library via improper handling of event monitored-item queue resizing.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-67872?
CVE-2026-67872 is a high-severity denial of service vulnerability in n/a, published on 5 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the event monitored-item queue resize handling
Weakness: CWE-400
Which versions are affected by CVE-2026-67872?
How do I fix CVE-2026-67872?
No fix has been published for CVE-2026-67872 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-67872 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-67872 exists.
Sources
Also known as GHSA-2cg2-hxr7-q7f4.