Home/CVE/An input validation issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0,
CVE

CVE-2020-9952

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0,

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, tvOS 14.0, watchOS 7.0, Safari 14.0, iCloud for Windows 11.4, iCloud for Windows 7.21. Processing maliciously crafted web content may lead to a cross site scripting attack.

HIGH · CVSS 7.1 EPSS 0.00625
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

8
apple icloud< 7.21
apple icloud>= 11.0 and < 11.4
apple safari< 14.0
apple ipados< 14.0
apple iphone os< 14.0
apple tvos< 14.0
apple watchos< 7.0
webkit webkitgtk\+<= 2.30.3
▣

Scoring & Timeline

7.1
HIGH · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Oct 2020 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
⚑

Vendor Advisories

8
rhsaRHSA-2025:10364Important
suse-csafSUSE-SU-2022:0182-2
suse-csafopenSUSE-SU-2022:0182-1
suse-csafSUSE-SU-2022:0182-1
suse-csafSUSE-SU-2022:0183-1
🔗

References & Sources

12
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2020/Nov/18Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/19Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/20Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/22Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/23/3Mailing List
https://security.gentoo.org/glsa/202012-10Third Party Advisory
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