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CVSS 9.8 · CRITICAL

CVE-2026-58822Zero-click RCE in FreeType font library

In multiple functions of ftsmooth.c, there is a possible memory safety issue due to improper casting. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

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Analysis

A memory safety vulnerability in the FreeType font library (ftsmooth.c) allows for remote code execution without user interaction or special privileges. This affects almost all Linux environments, browsers, and mobile operating systems that process fonts.

Severity

Score: 9.8(CRITICAL)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Weakness (CWE): CWE-704

EPSS

No EPSS score yet (CVE may be too fresh).

Technical description

In multiple functions of ftsmooth.c, there is a possible memory safety issue due to improper casting. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

Published: 9/8/2026, 7:18:02 PM
Last modified: 9/8/2026, 9:18:22 PM

References

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