CVE-2026-110648

HIGH 7.8

@offactory/compress-fonts before 1.1.1 OS Command Injection via Font File Names

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

0th

@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.

CWE	CWE-78
Vendor	adamarcanov
Product	compress-fonts
Published	Oct 14, 2026

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CVSS v3 Breakdown

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

adamarcanov / compress-fonts

0 < 1.1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/adamarcanov/compress-fonts/pull/1 github.com: https://github.com/adamarcanov/compress-fonts/commit/12002e5866af2163cd34424baae5a53338951a5d github.com: https://github.com/adamarcanov/compress-fonts/blob/7b07d20b3125a7bba8f933eeca21f5a09c8fb62a/index.js#L48 vulncheck.com: https://www.vulncheck.com/advisories/offactory-compress-fonts-before-1.1.1-os-command-injection-via-font-file-names

Credits

Zachariah Mithani