CVE-2026-6594

HighCVSS 7.3/10Last modified Oct 26, 2026

Description

A vulnerability was determined in brikcss merge up to 1.3.0. This affects an unknown part. Executing a manipulation of the argument __proto__/constructor.prototype/prototype can lead to improperly controlled modification of object prototype attributes. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

Affected software

VendorProductVersions
brikcssmerge1.0; 1.1; 1.2; 1.3.0

References

Timeline

Published
Apr 20, 2026
Last modified
Oct 26, 2026
NVD status
Deferred

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CVE-2026-6594: High severity, CVSS 7.3 | Vulnix