CVE-2026-121589

    Dashboard / Vulnerabilities / CVE-2026-121589

    CVE-2026-121589

    Published: 3 Nov 2026Last Modified: 5 Nov 2026

    Summary: spatie url-signer URL Validation AbstractUrlSigner.php validate type conversion

    Details: 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.

    References: https://github.com/spatie/url-signer/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121589.json, https://nvd.nist.gov/vuln/detail/CVE-2026-121589, https://vuldb.com/cve/CVE-2026-121589, https://vuldb.com/submit/1021957, https://vuldb.com/vuln/430430, https://vuldb.com/vuln/430430/cti, https://github.com/spatie/url-signer/commit/86af3355388210668f6bfbe9007bd6545d4942ad, https://github.com/spatie/url-signer/releases/tag/2.1.4

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- bb2c846dd65a7e8deef54adf74fac1f136d028e4
    Fixed -86af3355388210668f6bfbe9007bd6545d4942ad

    Affected versions

    2.1.0
    2.1.1
    2.1.2
    2.1.3

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-121589 | CVE-DB