CVE-2023-22729 Silverstripe Framework has open redirect vulnerability on CMSSecurity relogin screen

Medium 5.4 Published Updated

An attacker can redirect users to malicious sites via crafted links on the Silverstripe CMS login screen, potentially facilitating phishing attacks.

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-2023-22729?

CVE-2023-22729 is a medium-severity vulnerability in silverstripe-framework, published on 26 Apr 2023. 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

Silverstripe Framework is the Model-View-Controller framework that powers the Silverstripe content management system. Prior to version 4.12.15, an attacker can display a link to a third party website on a login screen by convincing a legitimate content author to follow a specially crafted link. Users should upgrade to Silverstripe Framework 4.12.15 or above to address the issue.

Weakness: CWE-601

Which versions are affected by CVE-2023-22729?

2 open source packages ship an affected version, including silverstripe/framework. It affects 1 product.

PackageAffectedFixed in
silverstripe/framework PackagistAll versions4.12.5
silverstripe/framework PackagistAll versions4.12.5

Products include Silverstripe Framework.

How do I fix CVE-2023-22729?

Upgrade silverstripe/framework to 4.12.5 or later.

Is CVE-2023-22729 being exploited?

There is no known exploitation of CVE-2023-22729 in the wild and no public exploit code.

Sources

Also known as GHSA-fw84-xgm8-9jmv.

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