CVE-2026-76149 PUBLISHED

Assigner: jpcert
Reserved: 19.08.2026 Published: 26.08.2026 Updated: 26.08.2026

CorvusSKK contains an integer overflow vulnerability, which may allow malicious data to be written to a dictionary file.

CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
CVSS Score: 4.4

CVSS 3.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS Score: 4.6

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	None
User Interaction	Active

CVSS 4.0

Vendor	SASAKI Nobuyuki
Product	CorvusSKK
Versions	Default: unaffected affected from 0 to 3.3.4 (excl.)