What is CVE-2026-26738?

CVE-2026-26738 is a high-severity vulnerability in Uderzo Spacesniffer, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-03-10.

How severe is CVE-2026-26738?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Uderzo Spacesniffer

CVE-2026-26738

Buffer Overflow vulnerability in Uderzo Software SpaceSniffer v.2.0.5.18 allows a remote attacker to execute arbitrary code via a crafted .sns snapshot file.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (24.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Uderzo Spacesniffer — versions 2.0.5.18
N/a — versions n/a

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

cve@mitre.org (Third Party Advisory)
cve@mitre.org (Broken Link)
cve@mitre.org (Third Party Advisory)

Frequently asked questions

What is CVE-2026-26738?: CVE-2026-26738 is a high-severity vulnerability in Uderzo Spacesniffer, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-03-10.
How severe is CVE-2026-26738?: High severity. CVSS v3 base score is 7.8 out of 10.