CVE-2026-93534: spatie Scotty Self Update SelfUpdater.php update code download

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-18 · updated 2026-09-18
Weakness: CWE-494

Description

A vulnerability was identified in spatie Scotty up to 1.4.2. Affected is the function SelfUpdater::update of the file app/Updater/SelfUpdater.php of the component Self Update Handler. Such manipulation leads to download of code without integrity check. It is possible to launch the attack remotely. Upgrading to version 1.4.3 is able to address this issue. The name of the patch is 4b4e11bfc98e3a2159bb2b3d9b040293fcc44744. It is advisable to upgrade the affected component.

Affected products

spatie Scotty: 1.4.0, 1.4.1, 1.4.2

References

https://github.com/spatie/scotty/
https://github.com/spatie/scotty/commit/4b4e11bfc98e3a2159bb2b3d9b040293fcc44744
https://github.com/spatie/scotty/issues/21
https://github.com/spatie/scotty/releases/tag/1.4.3
https://vuldb.com/cve/CVE-2026-93534
https://vuldb.com/submit/943918
https://vuldb.com/vuln/407451
https://vuldb.com/vuln/407451/cti
https://github.com/spatie/scotty/issues/21

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