CVE-2026-100867

LOW 3.3

spaceship-prompt through 4.22.5 Terminal Escape Sequence Injection

CVSS Score

3.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-150
Vendor	spaceship-prompt
Product	spaceship-prompt
Published	Sep 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

spaceship-prompt / spaceship-prompt

0 ≤ 4.22.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/spaceship-prompt/spaceship-prompt/issues/1567 github.com: https://github.com/spaceship-prompt/spaceship-prompt/blob/fd0d6653a134fe28f498eae1784fbb46d27f20f3/lib/section.zsh#L100-L102 github.com: https://github.com/spaceship-prompt/spaceship-prompt/blob/fd0d6653a134fe28f498eae1784fbb46d27f20f3/sections/package.zsh#L41 github.com: https://github.com/spaceship-prompt/spaceship-prompt vulncheck.com: https://www.vulncheck.com/advisories/spaceship-prompt-through-4.22.5-terminal-escape-sequence-injection

Credits

George Chen