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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
spatie url-signer affected
Version Status Constraints
2.1.0 affected —
2.1.1 affected —
2.1.2 affected —
2.1.3 affected —
2.1.4 unaffected —

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Project Subscriptions

Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/spatie/url-signer/ cve-icon cve-icon
https://github.com/spatie/url-signer/commit/86af3355388210668f6bfbe9007bd6545d4942ad cve-icon cve-icon
https://github.com/spatie/url-signer/releases/tag/2.1.4 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-121589 cve-icon cve-icon
https://vuldb.com/submit/1021957 cve-icon cve-icon
https://vuldb.com/vuln/430430 cve-icon cve-icon
https://vuldb.com/vuln/430430/cti cve-icon cve-icon
History

Wed, 04 Nov 2026 00:00:00 +0000

Type Values Removed Values Added
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.
Title spatie url-signer URL Validation AbstractUrlSigner.php validate type conversion
First Time appeared Spatie
Spatie url-signer
Weaknesses CWE-704
CPEs cpe:2.3:a:spatie:url-signer:*:*:*:*:*:*:*:*
Vendors & Products Spatie
Spatie url-signer
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 5.3, 'vector': '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'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-03T23:45:22.405Z

Reserved: 2026-11-03T16:00:55.776Z

Link: CVE-2026-121589

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-04T00:17:27.190

Modified: 2026-11-04T00:17:27.360

Link: CVE-2026-121589

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T09:00:16Z

Weaknesses