CVE-2026-42308

Pillow: Integer overflow when processing fonts

CVSS 5.1 MEDIUMEPSS 0.1%CWE-190

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 5.1EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

09 mai 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

Pillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Produtos afetados

python-pillow · Pillow

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Referências

https://github.com/python-pillow/Pillow/releases/tag/12.2.0 https://github.com/python-pillow/Pillow/security/advisories/GHSA-wjx4-4jcj-g98j