CVE-2026-121589

Medium

Description

A weakness has been identified in spatie url-signer up to 2.1.3. Affected is the function AbstractUrlSigner::validate of the file AbstractUrlSigner.php of the component URL Validation. This manipulation of the argument expires causes incorrect type conversion. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 2.1.4 is able to address this issue. Patch name: 86af3355388210668f6bfbe9007bd6545d4942ad. It is recommended to upgrade the affected component.

SeverityMedium
CVSS5.3
Exploit probability—
ProductSpatie Url-signer
PublishedNov 4, 2026
First seenNov 4, 2026
Weakness typeCWE-704CWE-704

How to fix

Affected products

ProductAffected versionsFixed in
spatie url-signer2.1.0, 2.1.1, 2.1.2, 2.1.3—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.