Description
A weakness has been identified in garycourt uri-js up to 4.4.1. This affects the function URI.parse of the file src/schemes/mailto.ts of the component Mailto Header Handler. This manipulation of the argument to causes uncaught exception. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Published: 2026-09-30
Score: 5.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 30 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 30 Sep 2026 20:00:00 +0000

Type Values Removed Values Added
Description A weakness has been identified in garycourt uri-js up to 4.4.1. This affects the function URI.parse of the file src/schemes/mailto.ts of the component Mailto Header Handler. This manipulation of the argument to causes uncaught exception. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Title garycourt uri-js Mailto Header mailto.ts URI.parse uncaught exception
First Time appeared Garycourt
Garycourt uri-js
Weaknesses CWE-248
CPEs cpe:2.3:a:garycourt:uri-js:*:*:*:*:*:*:*:*
Vendors & Products Garycourt
Garycourt uri-js
References
Metrics cvssV2_0

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

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P'}

Subscriptions

Garycourt Uri-js
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-30T19:55:03.125Z

Reserved: 2026-09-30T14:07:47.711Z

Link: CVE-2026-103387

cve-icon Vulnrichment

Updated: 2026-09-30T19:54:58.745Z

cve-icon NVD

Status : Received

Published: 2026-09-30T20:17:30.620

Modified: 2026-09-30T20:17:30.620

Link: CVE-2026-103387

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses