Ubuntu Security Notices USN-8410-1 USN-8410-1: shell-quote vulnerability Publication date 9 June 2026 Overview shell-quote could be made to crash or run programs as your login if it received specially crafted input. Releases 26.04 LTS 25.10 24.04 LTS 22.04 LTS 18.04 LTS Open side navigation Close side navigation Packages Details Update instructions References Packages node-shell-quote - Parse and quote shell commands Details Akshat Sinha discovered that shell-quote improperly validated object-token inputs. An attacker could possibly use this issue to cause shell-quote to crash, resulting in a denial of service, or execute arbitrary code. Akshat Sinha discovered that shell-quote improperly validated object-token inputs. An attacker could possibly use this issue to cause shell-quote to crash, resulting in a denial of service, or execute arbitrary code. Update instructions In general, a standard system update will make all the necessary changes. Learn more about how to get the fixes. The problem can be corrected by updating your system to the following package versions: Ubuntu Release Package Version 26.04 LTS resolute node-shell-quote – 1.8.3+~1.7.5-1ubuntu0.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. 25.10 questing node-shell-quote – 1.7.4+~1.7.1-1ubuntu0.25.10.1 24.04 LTS noble node-shell-quote – 1.7.4+~1.7.1-1ubuntu0.24.04.1 22.04 LTS jammy node-shell-quote – 1.7.3+~1.7.1-1ubuntu0.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. 18.04 LTS bionic node-shell-quote – 1.6.1+20160617-git72fb5a8ce29b-1ubuntu0.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. Get Ubuntu Pro References CVE-2026-9277 CVE-2026-9277