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cpe:2.3:a:thephpleague:flysystem:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorThephpleague (04d2ea8d-6c04-5d58-b17e-92c7b2478499)
ProductFlysystem (e94b1060-0038-55f7-a512-53bdff190c0a)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from purl2cpe mapping

PURL mappings

PURLSourceLast updated
pkg:deb/debian/php-league-flysystem purl2cpe 2026-06-01 10:15:11.587836
pkg:deb/ubuntu/php-league-flysystem purl2cpe 2026-06-01 10:15:11.587839
pkg:github/thephpleague/flysystem purl2cpe 2026-06-01 10:15:11.587842
pkg:rpm/fedora/php-league-flysystem purl2cpe 2026-06-01 10:15:11.587844
pkg:sourceforge/flysystem.mirror purl2cpe 2026-06-01 10:15:11.587847

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2021-32708 vulnerable 2026-06-08 05:32:07.883629 Time-of-check Time-of-use (TOCTOU) Race Condition in league/flysystem
CRITICAL (9.8)
Flysystem is an open source file storage library for PHP. The whitespace normalisation using in 1.x and 2.x removes any unicode whitespace. Under certain specific conditions this could potentially allow a malicious user to execute code remotely. The conditions are: A user is allowed to supply the path or filename of an uploaded file, the supplied path or filename is not checked against unicode chars, the supplied pathname checked against an extension deny-list, not an allow-list, the supplied path or filename contains a unicode whitespace char in the extension, the uploaded file is stored in a directory that allows PHP code to be executed. Given these conditions are met a user can upload and execute arbitrary code on the system under attack. The unicode whitespace removal has been replaced with a rejection (exception). For 1.x users, upgrade to 1.1.4. For 2.x users, upgrade to 2.1.1.
Published: 2021-06-24T16:30:12.000Z
Updated: 2024-08-03T23:25:31.167Z
Reference links
Imported from gcve-enriched-dumps CVE data

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