CVE-2026-102422 shell-quote - Command Injection

shell-quote < 1.11.0 contains a command injection caused by improper handling of line terminators after comment tokens in the quote() function, letting attackers execute arbitrary shell commands, exploit requires crafted input with comment tokens followed by line terminators.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
Proof of concept available
Authentication
Not required
EPSS
0.38% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
29 September 2026
Updated
15 October 2026
Weakness
CWE-78

Vendor fix

Update to version 1.11.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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