CVE-2024-7525: Critical severity Mozilla Thunderbird vulnerability
It was possible for a web extension with minimal permissions to create a StreamFilter which could be used to read and modify the response body of requests on any site. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.
Other sources
It was possible for a web extension with minimal permissions to create a StreamFilter which could be used to read and modify the response body of requests on any site.
— Mozilla
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Thunderbirdto a version that resolves this vulnerability.Fixed in 115.14 - Upgrade
Upgrade
Thunderbirdto a version that resolves this vulnerability.Fixed in 128.1 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 115.14 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 128.1 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 115.14.0esr-1~deb12u1 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 115.14.0esr-1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:115.14.0-1~deb12u1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:128.1.0esr-1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 129 - Upgrade
Upgrade
debian/firefoxto a version that resolves this vulnerability.Fixed in 159.0.1-1 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 140.12.0esr-1~deb12u1Fixed in 153.6.0esr-1~deb12u2Fixed in 140.15.0esr-1~deb13u1Fixed in 153.6.0esr-1~deb13u1Fixed in 153.5.1esr-1Fixed in 153.6.0esr-1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:140.12.0esr-1~deb12u1Fixed in 1:153.6.0esr-1~deb12u2Fixed in 1:140.12.0esr-1~deb13u1Fixed in 1:153.6.0esr-1~deb13u1Fixed in 1:153.5.0esr-1Fixed in 1:153.6.0esr-1
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2024-7525?
CVE-2024-7525 is considered a medium severity vulnerability due to its potential impact on data integrity and confidentiality.
How do I fix CVE-2024-7525?
To address CVE-2024-7525, update to Firefox versions 129 or later, Firefox ESR 128.1 or later, or Thunderbird 128.1 or later.
Which versions of Firefox are affected by CVE-2024-7525?
CVE-2024-7525 affects Firefox versions earlier than 129.
What software is impacted by CVE-2024-7525?
CVE-2024-7525 affects Mozilla Firefox, Firefox ESR, and Thunderbird prior to specified fixed versions.
Can a web extension exploit CVE-2024-7525?
Yes, a web extension with minimal permissions can exploit CVE-2024-7525 to intercept and modify HTTP response bodies.