Vulnerability · Published Aug 26, 2026 · Assigned by jpcert
CVE-2026-76149
Medium 4.4
In plain English
A medium-severity integer overflow in CorvusSKK from SASAKI Nobuyuki. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.0)4.4Medium
Exploit odds (30 days)0.1%top 95.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
CorvusSKK contains an integer overflow vulnerability, which may allow malicious data to be written to a dictionary file.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SASAKI Nobuyuki | CorvusSKK | 0 – before 3.3.4 |
Weakness: CWE-190 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L