CVE-2019-8551: XSS
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.
Other sources
Processing maliciously crafted web content may lead to universal cross site scripting. A logic issue was addressed with improved validation.
Reference: https://webkitgtk.org/security/WSA-2019-0002.html https://wpewebkit.org/security/WSA-2019-0002.html
— Red Hat
WebKit. A logic issue was addressed with improved validation.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2019-6203
- CVE-2019-8516
- CVE-2019-8552
- CVE-2019-8542
- CVE-2019-8906
- CVE-2019-7286
- CVE-2019-8553
- CVE-2019-8545
- CVE-2019-5608
- CVE-2019-8547
- CVE-2019-8525
- CVE-2019-8527
- CVE-2019-8528
- CVE-2019-8540
- CVE-2019-8514
- CVE-2019-7293
- CVE-2019-6207
- CVE-2019-8510
- CVE-2019-8532
- CVE-2019-8549
- CVE-2019-8618
- CVE-2019-8531
- CVE-2019-8502
- CVE-2019-8517
- CVE-2019-8551
- CVE-2019-8535
- CVE-2019-6201
- CVE-2019-8518
- CVE-2019-8523
- CVE-2019-8524
- CVE-2019-8558
- CVE-2019-8559
- CVE-2019-8563
- CVE-2019-8638
- CVE-2019-8639
- CVE-2019-8562
- CVE-2019-8515
- CVE-2019-8536
- CVE-2019-8544
- CVE-2019-7285
- CVE-2019-8556
- CVE-2019-8506
- CVE-2019-8503
- CVE-2019-7292
- CVE-2019-8530
- CVE-2019-6232
- CVE-2019-6236
- CVE-2019-6204
- CVE-2019-8505
- CVE-2019-8538
- CVE-2019-8511
- CVE-2019-8512
- CVE-2019-8550
- CVE-2019-8565
- CVE-2019-8521
- CVE-2019-8504
- CVE-2019-8529
- CVE-2019-7284
- CVE-2019-8546
- CVE-2019-8541
- CVE-2019-8566
- CVE-2019-8554
- CVE-2019-6222
- CVE-2019-8567
Frequently Asked Questions
What is CVE-2019-8551?
CVE-2019-8551 is a vulnerability in WebKit that can lead to universal cross-site scripting when processing malicious web content.
Which software versions are affected by CVE-2019-8551?
iOS versions up to, but excluding, 12.2, tvOS versions up to, but excluding, 12.2, Safari versions up to, but excluding, 12.1, iTunes for Windows versions up to, but excluding, 12.9.4, and iCloud for Windows versions up to, but excluding, 7.11 are affected by CVE-2019-8551.
How severe is CVE-2019-8551?
CVE-2019-8551 has a severity rating of 6.1, which is considered medium.
How can I fix CVE-2019-8551?
To fix CVE-2019-8551, update your iOS device to version 12.2 or later, update your tvOS device to version 12.2 or later, update Safari to version 12.1 or later, update iTunes for Windows to version 12.9.4 or later, and update iCloud for Windows to version 7.11 or later.
Where can I find more information about CVE-2019-8551?
You can find more information about CVE-2019-8551 in the following references: [Link 1](https://support.apple.com/en-us/HT209599), [Link 2](https://support.apple.com/en-us/HT209601), [Link 3](https://support.apple.com/HT209599)