CVE-2026-113680: harfbuzz 8.0.0 through 14.6.0

Affected technology

harfbuzz · 8.0.0 through 14.6.0
harfbuzz

Description’s affected range: through 14.6.0

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · Passive user interaction

What an attacker can do

Attackers can supply a crafted font whose embedded wasm module passes out-of-range addresses with non-zero lengths, crashing any application that shapes text with the font. Vendor/CNA’s CVSS 4.0 assessment (base score 6.8/10) rates confidentiality and integrity impact as none; availability impact as high.