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CVE-2026-100867

spaceship-prompt through 4.22.5 Terminal Escape Sequence Injection

CVSS 4.0 4.8 MEDIUMCVSS 3.1 3.3 LOWCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-100867

Published

spaceship-prompt through 4.22.5 fails to sanitize control characters from project manifest version fields before rendering them in the zsh prompt. Attackers can embed ANSI/OSC escape sequences in version fields of package manifests to manipulate terminal output, rewrite window titles, or spoof displayed text when victims enter the directory.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-100867

Published

spaceship-prompt

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "spaceship-prompt",
                    "product": "spaceship-prompt",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/spaceship-prompt",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "4.22.5"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON