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CVE-2026-100867— spaceship-prompt through 4.22.5 Terminal Escape Sequence Injection

Quick assessment

Affected
spaceship-prompt spaceship-prompt
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

spaceship-prompt 4.22.5 及更早版本未对项目清单（project manifest）中的版本字段进行控制字符过滤，便直接将其渲染到 zsh 提示符中。攻击者可以在软件包清单的版本字段中嵌入 ANSI/OSC 转义序列，从而在受害者进入该目录时操纵终端输出、重写窗口标题或伪造显示的文本。

CVSS 3.3 · Low EPSS 0.12% · P2

Affected Version Matrix 1

VendorProduct Version RangeStatus
spaceship-prompt spaceship-prompt ≤ 4.22.5 affected
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I. Basic Information for CVE-2026-100867

Vulnerability Information
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Vulnerability Title
spaceship-prompt through 4.22.5 Terminal Escape Sequence Injection
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
转义、元或控制序列转义处理不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
spaceship-prompt spaceship-prompt 0 ~ 4.22.5 -

II. Public POCs for CVE-2026-100867

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III. Intelligence Information for CVE-2026-100867

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Patches & Fixes for CVE-2026-100867 (1)

Vendor Advisories for CVE-2026-100867 (1)

Other References for CVE-2026-100867 (1)

IV. Related Vulnerabilities

Same weakness: CWE-150

V. Comments for CVE-2026-100867

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