System	Score	Found at
epss	0.02324	https://api.first.org/data/v1/epss?cve=CVE-2019-1366
cvssv3.1_qr	HIGH	https://github.com/advisories/GHSA-2wwc-w2gw-4329
cvssv3.1	7.5	https://github.com/chakra-core/ChakraCore/commit/94181502091b7c22eb86ab1b45ce80bf7ff03aaf
generic_textual	HIGH	https://github.com/chakra-core/ChakraCore/commit/94181502091b7c22eb86ab1b45ce80bf7ff03aaf
cvssv3.1	7.5	https://github.com/chakra-core/ChakraCore/commit/cc871514deeaeaedb5b757c2ca8cd4ab9abccb5d
generic_textual	HIGH	https://github.com/chakra-core/ChakraCore/commit/cc871514deeaeaedb5b757c2ca8cd4ab9abccb5d
cvssv3.1	7.5	https://nvd.nist.gov/vuln/detail/CVE-2019-1366
generic_textual	HIGH	https://nvd.nist.gov/vuln/detail/CVE-2019-1366
cvssv3.1	7.5	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1366
generic_textual	HIGH	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1366

Reference id	Reference type	URL
		https://api.first.org/data/v1/epss?cve=CVE-2019-1366
		https://github.com/chakra-core/ChakraCore/commit/94181502091b7c22eb86ab1b45ce80bf7ff03aaf
		https://github.com/chakra-core/ChakraCore/commit/cc871514deeaeaedb5b757c2ca8cd4ab9abccb5d
		https://nvd.nist.gov/vuln/detail/CVE-2019-1366
		https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1366
GHSA-2wwc-w2gw-4329		https://github.com/advisories/GHSA-2wwc-w2gw-4329

No exploits are available.

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://github.com/chakra-core/ChakraCore/commit/94181502091b7c22eb86ab1b45ce80bf7ff03aaf

Attack Vector (AV)	Attack Complexity (AC)	Privileges Required (PR)	User Interaction (UI)	Scope (S)	Confidentiality Impact (C)	Integrity Impact (I)	Availability Impact (A)
network adjacent_network local physical	low high	none low high	none required	unchanged changed	high low none	high low none	high low none

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://github.com/chakra-core/ChakraCore/commit/cc871514deeaeaedb5b757c2ca8cd4ab9abccb5d

Attack Vector (AV)	Attack Complexity (AC)	Privileges Required (PR)	User Interaction (UI)	Scope (S)	Confidentiality Impact (C)	Integrity Impact (I)	Availability Impact (A)
network adjacent_network local physical	low high	none low high	none required	unchanged changed	high low none	high low none	high low none

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-1366

Attack Vector (AV)	Attack Complexity (AC)	Privileges Required (PR)	User Interaction (UI)	Scope (S)	Confidentiality Impact (C)	Integrity Impact (I)	Availability Impact (A)
network adjacent_network local physical	low high	none low high	none required	unchanged changed	high low none	high low none	high low none

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1366

Attack Vector (AV)	Attack Complexity (AC)	Privileges Required (PR)	User Interaction (UI)	Scope (S)	Confidentiality Impact (C)	Integrity Impact (I)	Availability Impact (A)
network adjacent_network local physical	low high	none low high	none required	unchanged changed	high low none	high low none	high low none

Percentile	0.85077
EPSS Score	0.02324
Published At	May 30, 2026, 12:55 p.m.

Date	Actor	Action	Source	VulnerableCode Version
2026-05-30T21:56:23.121016+00:00	EPSS Importer	Import	https://epss.cyentia.com/epss_scores-current.csv.gz	38.6.0