CVE-2022-29911
First published: Tue May 03 2022(Updated: )
An improper implementation of the new iframe sandbox keyword <code>allow-top-navigation-by-user-activation</code> could lead to script execution without <code>allow-scripts</code> being present. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Thunderbird | <91.9 | 91.9 |
| Firefox | <100.0 | |
| Firefox ESR | <91.9 | |
| Thunderbird | <91.9 | |
| Firefox | <100 | 100 |
| Firefox ESR | <91.9 | 91.9 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1761981
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-17/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-18/
- https://www.mozilla.org/security/advisories/mfsa2022-16/
- https://www.mozilla.org/security/advisories/mfsa2022-17/
- https://www.mozilla.org/security/advisories/mfsa2022-18/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2022-29911?
CVE-2022-29911 has been classified as high severity due to its potential to allow script execution without necessary permissions.
How do I fix CVE-2022-29911?
To mitigate CVE-2022-29911, users should upgrade Mozilla Thunderbird to version 91.9 or later, and Firefox to version 100 or later.
Which versions are affected by CVE-2022-29911?
CVE-2022-29911 affects Thunderbird versions prior to 91.9, Firefox ESR versions prior to 91.9, and Firefox versions prior to 100.
What is the impact of CVE-2022-29911?
The impact of CVE-2022-29911 includes the potential for unauthorized script execution in affected versions.
Does CVE-2022-29911 affect both Firefox and Thunderbird?
Yes, CVE-2022-29911 affects both Mozilla Firefox and Mozilla Thunderbird in specific versions.
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