The vulnerability of the normalizePath() function in the src/WhitespacePathNormalizer.php file of the Flysystem library, which allows a attacker to compromise the integrity of the protected information.
🗓️ 02 Oct 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 16 |
|---|---|---|---|---|
 | CVE-2026-102601 | 29 Sep 202616:17 | – | circl |
 | CVE-2026-102601 | 29 Sep 202615:26 | – | cve |
 | CVE-2026-102601 Flysystem: WhitespacePathNormalizer's control-character (CorruptedPathDetected) check is bypassed by malformed UTF-8 in the path, affecting every adapter | 29 Sep 202615:26 | – | cvelist |
 | CVE-2026-102601 | 29 Sep 202615:26 | – | debiancve |
 | EUVD-2026-88998 | 29 Sep 202615:26 | – | euvd |
 | Flysystem: WhitespacePathNormalizer's control-character (CorruptedPathDetected) check is bypassed by malformed UTF-8 in the path, affecting every adapter | 29 Sep 202618:10 | – | github |
 | CVE-2026-102601 | 29 Sep 202616:17 | – | nvd |
 | CLSA-2026-1790868478 TuxCare security update for league/flysystem (1 CVE) | 1 Oct 202615:27 | – | osv |
| DEBIAN-CVE-2026-102601 | 29 Sep 202616:17 | – | osv |
| GHSA-CXF4-7MRP-VVPR Flysystem: WhitespacePathNormalizer's control-character (CorruptedPathDetected) check is bypassed by malformed UTF-8 in the path, affecting every adapter | 29 Sep 202618:10 | – | osv |
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02 Oct 2026 00:00Current
6.6Medium risk
Vulners AI Score6.6
CVSS 33.5
CVSS 24
EPSS0.00337