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Request #68039 Better RFC conformance for FILTER_VALIDATE_URL (PR included)
Submitted: 2014-09-17 22:07 UTC Modified: 2020-03-01 23:00 UTC
Avg. Score:3.0 ± 0.0
Reproduced:1 of 1 (100.0%)
Same Version:0 (0.0%)
Same OS:0 (0.0%)
From: dunglas at gmail dot com Assigned: cmb (profile)
Status: Closed Package: filter (PECL)
PHP Version: master-Git-2014-09-17 (Git) OS:
Private report: No CVE-ID: None
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 [2014-09-17 22:07 UTC] dunglas at gmail dot com
 According to RFC 1034, a domain name label cannot exceed 63 characters
 According to RFC 1035 the total length of an hostname cannot exceed 253 characters (optional final dot not included)
 According to RFC 952 and RFC 1123 a domain name label cannot start nor end with a non alphanumeric char (the current implementation only check the first character of the hostname)
 According to RFC 2732 an IPv6 address enclosed with square brackets is a valid hostname

The PR #826 ( make the FILTER_VALIDATE_URL filter compliant with that.

Test script:
Tests updated in the PR.


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 [2016-01-30 20:46 UTC] narf at devilix dot net
Apparently, the PR/bugfix was never applied to PHP 5.x:
 [2020-03-01 23:00 UTC]
-Status: Open +Status: Closed -Assigned To: +Assigned To: cmb
 [2020-03-01 23:00 UTC]
New features are usually applied to master only, and that became
PHP-7.0.  Anyhow, this is water under the bridges now.
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