Red Hat Security Advisory: firefox security update
A security update for Mozilla Firefox and Thunderbird addresses multiple vulnerabilities including clickjacking that could leak saved payment card details, potential local code execution via the 'Copy as cURL' command, memory safety bugs, cross-origin resource status leakage, and improper isolation of script execution error handling from web content. These issues have been rated as important by Red Hat Product Security and affect Red Hat Enterprise Linux 9.2 variants. The update is available and should be applied to mitigate these vulnerabilities.
AI Analysis
Technical Summary
Red Hat Product Security issued an advisory (RHSA-2025:9071) for Mozilla Firefox and Thunderbird addressing several security vulnerabilities: CVE-2025-5267 (clickjacking leading to potential leakage of saved payment card details), CVE-2025-5264 (potential local code execution in the 'Copy as cURL' command), CVE-2025-5268 and CVE-2025-5269 (memory safety bugs), CVE-2025-5266 (script element events leaking cross-origin resource status), and CVE-2025-5263 (incorrect isolation of error handling for script execution from web content). The advisory provides updated Firefox packages for Red Hat Enterprise Linux 9.2 and related variants. No CVSS scores are provided in the advisory, but the issues are rated as important.
Potential Impact
These vulnerabilities could allow attackers to leak sensitive information such as saved payment card details, execute code locally via crafted commands, and exploit memory safety issues potentially leading to crashes or code execution. Cross-origin information leakage and improper error handling isolation could also undermine browser security boundaries. The impact affects users of Firefox and Thunderbird on Red Hat Enterprise Linux 9.2 systems.
Mitigation Recommendations
Red Hat has released updated Firefox packages for Red Hat Enterprise Linux 9.2 and related variants that address these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2025:9071 and the referenced article https://access.redhat.com/articles/11258 to remediate these issues. No additional mitigation steps are indicated beyond applying the official update.
Red Hat Security Advisory: firefox security update
Description
A security update for Mozilla Firefox and Thunderbird addresses multiple vulnerabilities including clickjacking that could leak saved payment card details, potential local code execution via the 'Copy as cURL' command, memory safety bugs, cross-origin resource status leakage, and improper isolation of script execution error handling from web content. These issues have been rated as important by Red Hat Product Security and affect Red Hat Enterprise Linux 9.2 variants. The update is available and should be applied to mitigate these vulnerabilities.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Red Hat Product Security issued an advisory (RHSA-2025:9071) for Mozilla Firefox and Thunderbird addressing several security vulnerabilities: CVE-2025-5267 (clickjacking leading to potential leakage of saved payment card details), CVE-2025-5264 (potential local code execution in the 'Copy as cURL' command), CVE-2025-5268 and CVE-2025-5269 (memory safety bugs), CVE-2025-5266 (script element events leaking cross-origin resource status), and CVE-2025-5263 (incorrect isolation of error handling for script execution from web content). The advisory provides updated Firefox packages for Red Hat Enterprise Linux 9.2 and related variants. No CVSS scores are provided in the advisory, but the issues are rated as important.
Potential Impact
These vulnerabilities could allow attackers to leak sensitive information such as saved payment card details, execute code locally via crafted commands, and exploit memory safety issues potentially leading to crashes or code execution. Cross-origin information leakage and improper error handling isolation could also undermine browser security boundaries. The impact affects users of Firefox and Thunderbird on Red Hat Enterprise Linux 9.2 systems.
Mitigation Recommendations
Red Hat has released updated Firefox packages for Red Hat Enterprise Linux 9.2 and related variants that address these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2025:9071 and the referenced article https://access.redhat.com/articles/11258 to remediate these issues. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:9071
- Cve Count
- 7
- Additional Cves
- ["CVE-2025-5264","CVE-2025-5266","CVE-2025-5267","CVE-2025-5268","CVE-2025-5269","CVE-2025-5283"]
Threat ID: 6a4049e127e9c797198325d8
Added to database: 06/27/2026, 22:08:33 UTC
Last enriched: 06/27/2026, 22:28:39 UTC
Last updated: 09/10/2026, 19:36:51 UTC
Views: 23
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