CVE-2026-6594
HIGHbrikcss merge prototype pollution
Title source: cnaDescription
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.
References (4)
Scores
CVSS v3
7.3
EPSS
0.0004
EPSS Percentile
13.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Details
CWE
CWE-1321
CWE-94
Status
published
Products (4)
brikcss/merge
1.0
brikcss/merge
1.1
brikcss/merge
1.2
brikcss/merge
1.3.0
Published
Apr 20, 2026
Tracked Since
Apr 20, 2026