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CVE Vulnerability Details :

CVE-2026-13706

PUBLISHED

More Info Official Page

Assigner-wikimedia-foundation

Assigner Org ID-c4f26cc8-17ff-4c99-b5e2-38fc1793eacc

Published At-01 Jul, 2026 | 14:29

Updated At-01 Jul, 2026 | 15:44

▼CVE Numbering Authority (CNA)

UrlShortener extension url validation can be bypassed due to difference between php url parsing and WHATWG

Improper input validation vulnerability in Wikimedia Foundation UrlShortener. This vulnerability is associated with program files includes/UrlShortenerUtils.Php.

Affected Products

Vendor

Wikimedia Foundation

Product

UrlShortener

Repo

https://gerrit.wikimedia.org/g/mediawiki/extensions/UrlShortener/+/refs/heads/master

Program Files

includes/UrlShortenerUtils.php

Default Status

unaffected

Versions

Affected

From * through 1.46.0, 1.45.4, 1.44.6, 1.43.9 (semver)

Problem Types

Type	CWE ID	Description
CWE	CWE-20	CWE-20 Improper input validation

Type: CWE

CWE ID: CWE-20

Description: CWE-20 Improper input validation

Metrics

Version	Base score	Base severity	Vector
4.0	0.0	NONE	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N

Version: 4.0

Base score: 0.0

Base severity: NONE

Vector:

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N

References

Hyperlink	Resource
https://phabricator.wikimedia.org/T418533	N/A

Hyperlink: https://phabricator.wikimedia.org/T418533

Resource: N/A

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Affected Products

Affected

Problem Types

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Replaced By

Rejected Reason

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Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References