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I. Basic Information for CVE-2025-5263
Vulnerability Information

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Vulnerability Title
Error handling for script execution was incorrectly isolated from web content
Source: NVD (National Vulnerability Database)
Vulnerability Description
Error handling for script execution was incorrectly isolated from web content, which could have allowed cross-origin leak attacks. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Firefox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 139之前版本、Firefox ESR 115.24之前版本和Firefox ESR 128.11之前版本存在安全漏洞,该漏洞源于脚本执行错误处理不当,可能导致跨源泄露攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
MozillaFirefox 115.24 ~ 115.* -
MozillaThunderbird 128.11 ~ 128.* -
II. Public POCs for CVE-2025-5263
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III. Intelligence Information for CVE-2025-5263
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IV. Related Vulnerabilities
V. Comments for CVE-2025-5263

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