High 7.5Published Oct 15, 2026

CVE-2025-66969Integer overflow in OpenModSim (<=1.11.0), leading to denial of service

Updated under an hour ago (Oct 27, 2026, 12:23 AM ET)

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EPSS puts the chance of exploitation in the next 30 days at 0.34%, higher than 27% of scored CVEs.

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Exploited in the last 30 days

Integer overflow in OpenModSim (<=1.11.0), leading to denial of service

CVSS: 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-190
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.34% (percentile 27)
Assigned by: mitre
NVD analysis: Deferred
Record last updated: Oct 20, 2026
First seen by InfoSec Signals: Oct 16, 2026

Affected products

No affected products are listed yet.

References

References

https://github.com/sanny32
https://github.com/sanny32/OpenModSim
https://github.com/PRISMI-Team/VulnDisclos/blob/main/Application/openmodsim/openmodsim.md

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.