CVE-2026-121589
spatie url-signer URL Validation AbstractUrlSigner.php validate type conversion
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-704 |
| Vendor | spatie |
| Product | url-signer |
| Published | Nov 3, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
spatie / url-signer
2.1.0 2.1.1 2.1.2 2.1.3
References
vuldb.com: https://vuldb.com/vuln/430430 vuldb.com: https://vuldb.com/vuln/430430/cti vuldb.com: https://vuldb.com/cve/CVE-2026-121589 vuldb.com: https://vuldb.com/submit/1021957 github.com: https://github.com/spatie/url-signer/commit/86af3355388210668f6bfbe9007bd6545d4942ad github.com: https://github.com/spatie/url-signer/releases/tag/2.1.4 github.com: https://github.com/spatie/url-signer/
Credits
🔍 Jamshid Himmatov (VulDB User) VulDB Vulnerability Moderation Team