This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. A user that is removed from an iMessage group could rejoin the group.

WebKit in Apple iOS before 9.3 and Safari before 9.1 does not properly restrict redirects that specify a TCP port number, which allows remote attackers to bypass intended port restrictions via a crafted web site.

This issue was addressed by improved management of object lifetimes. This issue is fixed in iOS 12.5.2, iOS 14.4.2 and iPadOS 14.4.2, watchOS 7.3.3. Processing maliciously crafted web content may lead to universal cross site scripting. Apple is aware of a report that this issue may have been actively exploited..

A cross-site scripting issue existed in Safari. This issue was addressed with improved URL validation. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Maliciously crafted web content may violate iframe sandboxing policy.

Copied files may not have the expected file permissions. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. The issue was addressed with improved permissions logic.

This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content may violate iframe sandboxing policy.

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may lead to universal cross site scripting.

Cross-site scripting (XSS) vulnerability in Adobe Experience Manager (AEM) 6.1.0 allows remote authenticated users to inject arbitrary web script or HTML via a folder title field that is mishandled in the Deletion popup dialog.

Cross-site scripting (XSS) vulnerability in Wiki Server in Apple Mac OS X 10.5 through 10.5.4 allows remote attackers to inject arbitrary web script or HTML via an e-mail message that reaches a mailing-list archive, aka "persistent JavaScript injection."

A logic issue was addressed with improved state management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing maliciously crafted web content may lead to universal cross site scripting.

Cross-site scripting (XSS) vulnerability in proxy_ftp.c in the mod_proxy_ftp module in Apache 2.0.63 and earlier, and mod_proxy_ftp.c in the mod_proxy_ftp module in Apache 2.2.9 and earlier 2.2 versions, allows remote attackers to inject arbitrary web script or HTML via a wildcard in the last directory component in the pathname in an FTP URI.

A spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, Safari 14.0.1. Visiting a malicious website may lead to address bar spoofing.

An access issue existed in Content Security Policy. This issue was addressed with improved access restrictions. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing maliciously crafted web content may prevent Content Security Policy from being enforced.

An access issue was addressed with improved access restrictions. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to modify protected parts of the file system.

An inconsistent user interface issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, Safari 13.1.2. Visiting a malicious website may lead to address bar spoofing.

WebCore, as used in Apple Safari before 3.1, does not enforce the frame navigation policy for Java applets, which allows remote attackers to conduct cross-site scripting (XSS) attacks.

Cross-site scripting (XSS) vulnerability in WebKit, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via a frame that calls a method instance in another frame.

An issue was discovered in Rumpus 8.2.10 on macOS. By crafting a directory name, it is possible to activate JavaScript in the context of the web application after invoking the rename folder functionality.

Cross-site scripting (XSS) vulnerability in Apple Safari before 3.1, when running on Windows XP or Vista, allows remote attackers to inject arbitrary web script or HTML via a crafted URL that is not properly handled in the error page.

Cross-site scripting (XSS) vulnerability in WebCore, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML by using the window.open function to change the security context of a web page.

Cross-site scripting (XSS) vulnerability in WebCore, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary JavaScript by modifying the history object.

Insufficient policy enforcement in Omnibox in Google Chrome on iOS prior to 83.0.4103.88 allowed a remote attacker to perform domain spoofing via a crafted URI.

Insufficient policy enforcement in iOSWeb in Google Chrome on iOS prior to 85.0.4183.83 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

Incorrect security UI in basic auth in Google Chrome on iOS prior to 84.0.4147.89 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.

The International Components for Unicode (ICU) library in Apple Mac OS X before 10.5.3, Red Hat Enterprise Linux 5, and other operating systems omits some invalid character sequences during conversion of some character encodings, which might allow remote attackers to conduct cross-site scripting (XSS) attacks.

Incorrect implementation in user interface in Google Chrome on iOS prior to 83.0.4103.88 allowed a remote attacker to perform domain spoofing via a crafted HTML page.

Inappropriate implementation in WebRTC in Google Chrome prior to 84.0.4147.89 allowed an attacker in a privileged network position to potentially exploit heap corruption via a crafted SCTP stream.

Cross-site scripting (XSS) vulnerability in WebCore, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via the document.domain property.

Incorrect implementation in Omnibox in Google Chrome on iOS prior to 80.0.3987.87 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.

Cross-site scripting (XSS) vulnerability in WebCore, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via unknown vectors related to sites that set the document.domain property or have the same document.domain.

Cross-site scripting (XSS) vulnerability in Apple Safari before 3.1 allows remote attackers to inject arbitrary web script or HTML via a crafted javascript: URL.

SecurityAgent in Apple OS X before 10.11.1 does not prevent synthetic clicks from reaching keychain windows, which allows attackers to bypass intended access restrictions via a crafted app.

Cross-site scripting (XSS) vulnerability in Apple WebKit, as used in Safari before 3.1.1, allows remote attackers to inject arbitrary web script or HTML via a crafted URL with a colon in the hostname portion.

Cross-site scripting (XSS) vulnerability in WebCore, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via unknown vectors related to the Web Inspector.

The X.509 certificate-trust implementation in Apple iOS before 9.1 does not recognize that the kSecRevocationRequirePositiveResponse flag implies a revocation-checking requirement, which makes it easier for man-in-the-middle attackers to spoof endpoints by leveraging access to a revoked certificate.

This was addressed with additional checks by Gatekeeper on files mounted through a network share. This issue is fixed in macOS Catalina 10.15.3. Searching for and opening a file from an attacker controlled NFS mount may bypass Gatekeeper.

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 13.4 and iPadOS 13.4, tvOS 13.4, Safari 13.1, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. Processing maliciously crafted web content may lead to a cross site scripting attack.

Swift File Transfer Mobile v1.1.2 and below was discovered to contain a cross-site scripting (XSS) vulnerability via the 'path' parameter of the 'list' and 'download' exception-handling.

A logic issue was addressed with improved state management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, tvOS 13.3.1, Safari 13.0.5, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing maliciously crafted web content may lead to universal cross site scripting.

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.4 and iPadOS 13.4. A maliciously crafted page may interfere with other web contexts.

The X.509 certificate-trust implementation in Apple OS X before 10.11 does not recognize that the kSecRevocationRequirePositiveResponse flag implies a revocation-checking requirement, which makes it easier for man-in-the-middle attackers to spoof endpoints by leveraging access to a revoked certificate.

TorK before 0.22, when running on Windows and Mac OS X, installs Privoxy with a configuration file (config.txt or config) that contains insecure (1) enable-remote-toggle and (2) enable-edit-actions settings, which allows remote attackers to bypass intended access restrictions and modify configuration.

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.3 and iPadOS 14.3. An enterprise application installation prompt may display the wrong domain.

Safari in Apple iOS before 9 allows remote attackers to spoof the relationship between URLs and web content via a crafted web site.

Apple Safari 2, when a user accepts an SSL server certificate on the basis of the CN domain name in the DN field, regards the certificate as also accepted for all domain names in subjectAltName:dNSName fields, which makes it easier for remote attackers to trick a user into accepting an invalid certificate for a spoofed web site.

Launch Services in Apple Mac OS X 10.4.11 and 10.5.1 does not treat HTML files as unsafe content, which allows attackers to conduct cross-site scripting (XSS) attacks or obtain sensitive information via a crafted HTML file.

The kernel in Apple iOS before 8.4.1 does not properly restrict debugging features, which allows attackers to bypass background-execution limitations via a crafted app.

SpringBoard in Apple iOS before 9 does not properly restrict access to privileged API calls, which allows attackers to spoof the dialog windows of an arbitrary app via a crafted app.