CVE-2019-12966

EUVD-2019-4541
FeHelper through 2019-06-19 allows arbitrary code execution during a JSON format operation, as demonstrated by the {"a":(function(){confirm(1)})()} input.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 77%
Affected Products (NVD)
VendorProductVersion
fehelper_projectfehelper
𝑥
≤ 2019-06-19
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/zxlie/FeHelper/issues/63
https://github.com/zxlie/FeHelper/issues/63