spatie Scotty up to 1.4.2 Self Update SelfUpdater.php SelfUpdater::update code download

Summaryinfo

A vulnerability identified as critical has been detected in spatie Scotty up to 1.4.2. Affected by this vulnerability is the function SelfUpdater::update of the file app/Updater/SelfUpdater.php of the component Self Update Handler. Performing a manipulation results in code download. This vulnerability is identified as CVE-2026-93534. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in spatie Scotty up to 1.4.2. This affects the function SelfUpdater::update of the file app/Updater/SelfUpdater.php of the component Self Update Handler. The manipulation with an unknown input leads to a code download vulnerability. CWE is classifying the issue as CWE-494. The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-93534. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1495 according to MITRE ATT&CK.

By approaching the search of inurl:app/Updater/SelfUpdater.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.4.3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 4b4e11bfc98e3a2159bb2b3d9b040293fcc44744 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• spatie

Name

• Scotty

Version

• 1.4.0
• 1.4.1
• 1.4.2

License

• open-source

Website

• Product: https://github.com/spatie/scotty/

CPE 2.3info

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CPE 2.2info

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Submitinfo

Accepted

• Submit #943918: spatie Scotty 1.4.2 Missing Integrity Check (by summmm)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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