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Vulnerability record · CVE-2017-9303 · published 29 May 2017

CVE-2017-9303: Laravel improper input validation vulnerability

Laravel · Laravel

Laravel 5.4.x before 5.4.22 does not properly constrain the host portion of a password-reset URL, which makes it easier for remote attackers to conduct phishing attacks by specifying an attacker-controlled host.

6.1 CVSS 3.0 Medium EPSS 0.96% · top 40.0% CWE-20 · Improper input validation
6.1CVSS 3.0 base score, v2 5.8
0.96%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Laravel 5.4.x before 5.4.22 does not properly constrain the host portion of a password-reset URL, which makes it easier for remote attackers to conduct phishing attacks by specifying an attacker-controlled host.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/98776 Third Party AdvisoryVDB Entry
https://laravel-news.com/laravel-5-4-22-is-now-released-and-includes-a-security-fix Vendor Advisory
http://www.securityfocus.com/bid/98776 Third Party AdvisoryVDB Entry
https://laravel-news.com/laravel-5-4-22-is-now-released-and-includes-a-security-fix Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-9303), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.