VULNERABILITY INTELLIGENCE

CVE-2021-25292

CVSS score6.5 MEDIUM

EPSS probability1.73%

CISA KEVNot currently listed

Published2021-03-19

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex.

Weakness classification

nvd@nist.gov: CWE-1333

Primary references

cve@mitre.org — Release Notes, Vendor Advisory
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory