CVE-2021-28676

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CVSS 3.1

7.5 high

EPSS

3%p84

Published

Jun 2, 2021 (Jun 2, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in Pillow before 8.2.0. For FLI data, FliDecode did not properly check that the block advance was non-zero, potentially leading to an infinite loop on load.

Vendors: python fedoraproject
Products: pillow, fedora
Weakness: CWE-835
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.5%)

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