What’s Vulnerable › Vulnerabilities

CVE-2026-79515

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-09 · updated 2026-09-14
• Weakness: CWE-125

Description

An out-of-bounds read in the stbtt_GetGlyphShape component of nothings stb commit 31c1ad3 allows attackers to cause a Denial of Service (DoS) via sending a crafted TTF file.

References

• https://github.com/nothings/stb/issues/1962
• https://github.com/user-attachments/files/31364325/poc_truetype.c
• https://github.com/user-attachments/files/31364326/gen_ttf.py

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