VULNERABILITY INTELLIGENCE

CVE-2021-25289

CVSS score9.8 CRITICAL

EPSS probability2.34%

CISA KEVNot currently listed

Published2021-03-19

Last modified2026-06-17

Description

An issue was discovered in Pillow before 8.1.1. TiffDecode has a heap-based buffer overflow when decoding crafted YCbCr files because of certain interpretation conflicts with LibTIFF in RGBA mode. NOTE: this issue exists because of an incomplete fix for CVE-2020-35654.