What is CVE-2026-10037?

CVE-2026-10037 is a high-severity vulnerability in Canonical Ubuntu, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2026-07-08.

How severe is CVE-2026-10037?

High severity. CVSS v3 base score is 8.8 out of 10.

Improper input validation in Canonical Ubuntu

CVE-2026-10037

A sandbox escape vulnerability exists in the OpenJDK packages provided in Ubuntu. The .jar MIME handlers installed by these packages execute files marked as executable when the mailcap package is installed. A compromised or malicious sandb…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Canonical Ubuntu — versions 0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security@ubuntu.com (issue-tracking)

Frequently asked questions

What is CVE-2026-10037?: CVE-2026-10037 is a high-severity vulnerability in Canonical Ubuntu, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2026-07-08.
How severe is CVE-2026-10037?: High severity. CVSS v3 base score is 8.8 out of 10.