What is CVE-2026-18280?

CVE-2026-18280 is a low-severity vulnerability, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 3.9/10. Published 2026-08-20.

How severe is CVE-2026-18280?

Low severity. CVSS v3 base score is 3.9 out of 10.

CVE-2026-18280

CVE-2026-18280

Sony XAV-9500ES gpsd Buffer Overflow Arbitrary Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of NMEA data by the gpsd daemon. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the gpsd daemon. Was ZDI-CAN-29060.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 3.9 (Low). Vector: CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

zdi-disclosures@trendmicro.com (x_research-advisory)
zdi-disclosures@trendmicro.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-18280?: CVE-2026-18280 is a low-severity vulnerability, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 3.9/10. Published 2026-08-20.
How severe is CVE-2026-18280?: Low severity. CVSS v3 base score is 3.9 out of 10.