CVE-2026-8484
MEDIUM EPSS 3.8%
Published Jun 16, 20262w ago · Modified Jun 17, 20262w ago
4.8 CVSS 4.0
Published Jun 16, 2026 2w ago
Last Modified Jun 17, 2026 2w ago
Description
A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of size verification for the argument array before the system call. This can lead to heap corruption and application crashes (DoS). All versions are believed to be vulnerable. This project is unmaintained at the time of CVE assignment.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction P
Scope X
Threat Intelligence
EPSS Exploit Probability
3.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-122
References 2
- cert.pl https://cert.pl/en/posts/2026/06/CVE-2026-8484
- github.com https://github.com/fusesource/jansi/tree/master
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.