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Ubuntu 26.04 LTS Node-shell-quote High Denial of Service CVE-2026-9277

ubuntu
Calendar Grey June 9, 2026
Dist Ubuntu Esm H88
Discover the critical node-shell-quote flaw in Ubuntu, risking denial of service or unauthorized code execution. Update now!
shell-quote could be made to crash or run programs as your login if it received specially crafted input.

Summary

shell-quote could be made to crash or run programs as your login if it

received specially crafted input.

Software Description:

- 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.

Topics%20covered

Topics Covered

security advisory denial of service security issue critical Ubuntu node-shell-quote

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 26.04 LTS
  node-shell-quote                1.8.3+~1.7.5-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 25.10
  node-shell-quote                1.7.4+~1.7.1-1ubuntu0.25.10.1

Ubuntu 24.04 LTS
  node-shell-quote                1.7.4+~1.7.1-1ubuntu0.24.04.1

Ubuntu 22.04 LTS
  node-shell-quote                1.7.3+~1.7.1-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  node-shell-quote                1.6.1+20160617-git72fb5a8ce29b-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-8410-1

CVE-2026-9277

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8410-1

Topics%20covered

Topics Covered

security advisory denial of service security issue critical Ubuntu node-shell-quote

Package Information

https://launchpad.net/ubuntu/+source/node-shell-quote/1.7.4+~1.7.1-1ubuntu0.25.10.1
https://launchpad.net/ubuntu/+source/node-shell-quote/1.7.4+~1.7.1-1ubuntu0.24.04.1

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