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Improper Handling of Case Sensitivity

🗓️ 15 Sep 2026 10:29:50Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 12 Views

fast-uri host case normalization inconsistency allows allowlist bypass via percent-encoded uppercase.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-86472 vulnerabilities
1 Oct 202602:55
–cgr
circl
Circl
CVE-2026-86472
15 Sep 202610:34
–circl
cve
CVE
CVE-2026-86472
15 Sep 202610:29
–cve
cvelist
Cvelist
CVE-2026-86472 fast-uri vulnerable to inconsistent host case normalization via percent-encoded octets
15 Sep 202610:29
–cvelist
debiancve
Debian CVE
CVE-2026-86472
15 Sep 202610:29
–debiancve
euvd
EUVD
EUVD-2026-78395
29 Sep 202623:54
–euvd
github
Github Security Blog
fast-uri vulnerable to inconsistent host case normalization via percent-encoded octets
29 Sep 202623:54
–github
mend
Mend
CVE-2026-86472
15 Sep 202610:29
–mend
nvd
NVD
CVE-2026-86472
15 Sep 202611:17
–nvd
osv
OSV
CGA-224M-R6C6-29X2
30 Sep 202613:00
–osv
Rows per page
Vulners
Node
OR
openjsffast-uriRange<2.4.7
openjsffast-uriRange3.0.0–3.1.8
openjsffast-uriRange4.0.0–4.1.5

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16 Sep 2026 05:56Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.8
CVSS 46.3
EPSS0.00253
SSVC
12