CVE-2024-50345 Open redirect via browser-sanitized URLs in symfony/http-foundation

Low 3.1 Published Updated

Attackers can exploit inconsistent URL parsing to redirect users to malicious domains, affecting applications using the Symfony HTTP Foundation library.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2024-50345?

CVE-2024-50345 is a low-severity vulnerability in Sensiolabs Symfony, published on 6 Nov 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

symfony/http-foundation is a module for the Symphony PHP framework which defines an object-oriented layer for the HTTP specification. The `Request` class, does not parse URI with special characters the same way browsers do. As a result, an attacker can trick a validator relying on the `Request` class to redirect users to another domain. The `Request::create` methods now assert the URI does not contain invalid characters as defined by https://url.spec.whatwg.org/. This issue has been patched in versions 5.4.46, 6.4.14, and 7.1.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Weakness: CWE-601

Which versions are affected by CVE-2024-50345?

6 open source packages ship an affected version, including symfony/http-foundation. It affects 1 product.

PackageAffectedFixed in
symfony/http-foundation PackagistAll versions5.4.46
symfony/http-foundation PackagistAll versions5.4.46
symfony/http-foundation PackagistFrom 6.0.06.4.14
symfony/http-foundation PackagistFrom 6.0.06.4.14
symfony/http-foundation PackagistFrom 7.0.07.1.7
symfony/http-foundation PackagistFrom 7.0.07.1.7

Products include Sensiolabs Symfony.

How do I fix CVE-2024-50345?

Upgrade symfony/http-foundation to a fixed version for your release line: 5.4.46, 6.4.14 or 7.1.7.

Is CVE-2024-50345 being exploited?

There is no known exploitation of CVE-2024-50345 in the wild and no public exploit code.

All Sensiolabs Symfony vulnerabilities

Sources

Also known as CLSA-2026-1774399515, CLSA-2026-1790173339, DEBIAN-CVE-2024-50345, GHSA-mrqx-rp3w-jpjp, UBUNTU-CVE-2024-50345.

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