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Encoding Error

🗓️ 15 Sep 2026 12:18:25Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 12 Views

Encoding Error in fast-uri mailto parser enables injection of unauthorized recipients.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-86818 vulnerabilities
2 Oct 202620:55
–cgr
circl
Circl
CVE-2026-86818
15 Sep 202610:44
–circl
cve
CVE
CVE-2026-86818
15 Sep 202610:40
–cve
cvelist
Cvelist
CVE-2026-86818 fast-uri vulnerable to mailto header injection via percent-encoded field-name desynchronization
15 Sep 202610:40
–cvelist
debiancve
Debian CVE
CVE-2026-86818
15 Sep 202610:40
–debiancve
euvd
EUVD
EUVD-2026-78403
29 Sep 202623:51
–euvd
github
Github Security Blog
fast-uri vulnerable to mailto header injection via percent-encoded field-name desynchronization
29 Sep 202623:51
–github
mend
Mend
CVE-2026-86818
15 Sep 202610:40
–mend
nvd
NVD
CVE-2026-86818
15 Sep 202611:17
–nvd
osv
OSV
CGA-VF3F-5VVV-8C7P
30 Sep 202614:06
–osv
Rows per page
Vulners
Node
openjsffast-uriRange4.1.3–4.1.5

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16 Sep 2026 05:58Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.14.8
CVSS 46.3
EPSS0.00253
SSVC
12