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FirefoxMemory safety bugs present in Firefox 135. Some of these bugs showed evidence of memory corruption a…

First published (updated )

FirefoxUse After Free

First published (updated )

FirefoxA bug in WebAssembly code generation could have lead to a crash. It may have been possible for an at…

First published (updated )

FirefoxMemory safety bugs present in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6…

First published (updated )

ThunderbirdLast updated 11 February 2025

First published (updated )

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ThunderbirdThunderbird displayed an incorrect sender address if the From field of an email used the invalid gro…

First published (updated )

ThunderbirdRace Condition

First published (updated )

ThunderbirdXSS

First published (updated )

Firefox2 vulnerabilities

First published (updated )

XSS

EPSS
0.04%
First published (updated )

Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the web…

EPSS
0.04%
First published (updated )

FirefoxUse After Free

First published (updated )

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FirefoxThe WebChannel API, which is used to transport various information across processes, did not check t…

First published (updated )

FirefoxWhen using Alt-Svc, ALPN did not properly validate certificates when the original server is redirect…

First published (updated )

FirefoxWhen segmenting specially crafted text, segmentation would corrupt memory leading to a potentially e…

First published (updated )

FirefoxMemory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5…

First published (updated )

FirefoxUse After Free

First published (updated )

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FirefoxWhen redirecting to an invalid protocol scheme, an attacker could spoof the address bar. Note: This …

EPSS
0.06%
First published (updated )

FirefoxWhen using an invalid protocol scheme, an attacker could spoof the address bar. Note: This issue onl…

EPSS
0.04%
First published (updated )

Firefox ESR6 vulnerabilities

First published (updated )

Use After Free

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Use After Free

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Firefox ESR2 vulnerabilities

First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Use After Free

EPSS
0.04%
First published (updated )

Thunderbird6 vulnerabilities

First published (updated )

Use After Free

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

Use After Free

EPSS
0.04%
First published (updated )

Last updated 9 January 2025

EPSS
0.04%
First published (updated )

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ThunderbirdSecurity Vulnerabilities fixed in Thunderbird 128.5.2

First published (updated )

ThunderbirdA crafted URL containing Arabic script and whitespace characters could have hidden the true origin o…

First published (updated )

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