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Vulnerability details: VCID-4359-edxx-83bh
Vulnerability ID VCID-4359-edxx-83bh
Aliases CVE-2019-8551
Summary A logic issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to universal cross site scripting.
Status Published
Exploitability 0.5
Weighted Severity 5.5
Risk 2.8
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-8551.json
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
epss 0.00861 https://api.first.org/data/v1/epss?cve=CVE-2019-8551
cvssv3 7.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2019-8551
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2019-8551
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-8551.json
https://api.first.org/data/v1/epss?cve=CVE-2019-8551
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-8551
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1719238 https://bugzilla.redhat.com/show_bug.cgi?id=1719238
cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
CVE-2019-8551 https://nvd.nist.gov/vuln/detail/CVE-2019-8551
RHSA-2019:3553 https://access.redhat.com/errata/RHSA-2019:3553
RHSA-2020:4035 https://access.redhat.com/errata/RHSA-2020:4035
USN-3948-1 https://usn.ubuntu.com/3948-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-8551.json
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:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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: AV:N/AC:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-8551
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-8551
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
Exploit Prediction Scoring System (EPSS)
Percentile 0.74125
EPSS Score 0.00861
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:29:22.859777+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.19/community.json 37.0.0