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CVE-2026-110648— @offactory/compress-fonts before 1.1.1 OS Command Injection via Font File Names

Quick assessment

Affected
adamarcanov compress-fonts
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.

在 @offactory/compress-fonts 1.1.1 之前的版本中，存在一个操作系统命令注入漏洞。攻击者可以通过提供名称经过精心构造的字体文件，执行 Shell 命令。字体路径在未加引号的情况下被插入到通过 执行的 FontForge 命令中，因此文件名中的 Shell 元字符会以 Node.js 进程的权限执行命令。

CVSS 7.8 · High EPSS 1.15% · P66

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
adamarcanov compress-fonts < 1.1.1 affected
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I. Basic Information for CVE-2026-110648

Vulnerability Information
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Vulnerability Title
@offactory/compress-fonts before 1.1.1 OS Command Injection via Font File Names
Source: CVE Program / CVE List V5
Vulnerability Description
@offactory/compress-fonts before 1.1.1 contains an OS command injection vulnerability that allows attackers to execute shell commands by supplying font files with crafted names. Font paths are interpolated unquoted into a FontForge command run through child_process.execSync, so shell metacharacters in file names execute commands with the Node.js process privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
adamarcanov compress-fonts 0 ~ 1.1.1 -

II. Public POCs for CVE-2026-110648

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III. Intelligence Information for CVE-2026-110648

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Patches & Fixes for CVE-2026-110648 (2)

Other References for CVE-2026-110648 (2)

IV. Related Vulnerabilities

Same weakness: CWE-78

V. Comments for CVE-2026-110648

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