Mozilla: Undesired attributes could be set as part of prototype pollution

The Mozilla Foundation Security Advisory describes this flaw as: If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution...

Mozilla: Potential integer overflow in ReplaceElementsAt

The Mozilla Foundation Security Advisory describes this flaw as: In the nsTArrayImpl::ReplaceElementsAt function, where an integer overflow could occur when the number of elements to replace was too large for the container...

Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI

The Mozilla Foundation Security Advisory describes this flaw as: An iframe that was not permitted to run scripts could do so if the user clicked on a javascript: link...

Mozilla: Unavailable PAC file resulted in OCSP requests being blocked

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that if a PAC URL was set and the server that hosts the PAC was not reachable, OCSP requests are blocked, resulting in incorrect error pages being shown...

Mozilla: CSP bypass enabling stylesheet injection

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of an attacker that can inject CSS into stylesheets accessible via internal URIs, such as resources. In doing so, they can bypass a page's Content Security Policy...

Mozilla: Use-after-free in nsSHistory

The Mozilla Foundation Security Advisory describes this flaw as: Session history navigations may have led to a use-after-free and potentially exploitable crash...

Mozilla: Undesired attributes could be set as part of prototype pollution

The Mozilla Foundation Security Advisory describes this flaw as: If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution...

Mozilla: Unavailable PAC file resulted in OCSP requests being blocked

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that if a PAC URL was set and the server that hosts the PAC was not reachable, OCSP requests are blocked, resulting in incorrect error pages being shown...

Mozilla: Potential integer overflow in ReplaceElementsAt

The Mozilla Foundation Security Advisory describes this flaw as: In the nsTArrayImpl::ReplaceElementsAt function, where an integer overflow could occur when the number of elements to replace was too large for the container...

Mozilla: Undesired attributes could be set as part of prototype pollution

The Mozilla Foundation Security Advisory describes this flaw as: If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution...

Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI

The Mozilla Foundation Security Advisory describes this flaw as: An iframe that was not permitted to run scripts could do so if the user clicked on a javascript: link...

Mozilla: Use-after-free in nsSHistory

The Mozilla Foundation Security Advisory describes this flaw as: Session history navigations may have led to a use-after-free and potentially exploitable crash...

Mozilla: Potential integer overflow in ReplaceElementsAt

The Mozilla Foundation Security Advisory describes this flaw as: In the nsTArrayImpl::ReplaceElementsAt function, where an integer overflow could occur when the number of elements to replace was too large for the container...

Mozilla: Potential integer overflow in ReplaceElementsAt

The Mozilla Foundation Security Advisory describes this flaw as: In the nsTArrayImpl::ReplaceElementsAt function, where an integer overflow could occur when the number of elements to replace was too large for the container...

Mozilla: Unavailable PAC file resulted in OCSP requests being blocked

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that if a PAC URL was set and the server that hosts the PAC was not reachable, OCSP requests are blocked, resulting in incorrect error pages being shown...

Mozilla: Querying a WebAuthn token with a large number of allowCredential entries may have leaked cross-origin information

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue as an attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles. This could have...

Mozilla: Querying a WebAuthn token with a large number of allowCredential entries may have leaked cross-origin information

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue as an attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles. This could have...

Mozilla: Braille space character caused incorrect sender email to be shown for a digitally signed email

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of when displaying the sender of an email, and the sender name contained the Braille Pattern Blank space character multiple times, Thunderbird displays all spaces. This flaw allows an attacker to send an ema...

Mozilla: Memory safety bugs fixed in Firefox 101 and Firefox ESR 91.10

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developers Andrew McCreight, Nicolas B. Pierron, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 100 and Firefox ESR 91.9. Some of these bugs showed evidence of memory corruption and we presume th...

Mozilla: Cross-Origin resource's length leaked

The Mozilla Foundation Security Advisory describes this flaw as: A malicious website that could have learned the size of a cross-origin resource that supported Range requests...