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I. Basic Information for CVE-2026-0885
Vulnerability Information

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Vulnerability Title
Use-after-free in the JavaScript: GC component
Source: NVD (National Vulnerability Database)
Vulnerability Description
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
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和Mozilla Firefox ESR 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox和Mozilla Firefox ESR都是美国Mozilla基金会的产品。Mozilla Firefox是一款开源Web浏览器。Mozilla Firefox ESR是Firefox(Web浏览器)的一个延长支持版本。 Mozilla Firefox 147之前版本和Mozilla Firefox ESR 140.7之前版本存在安全漏洞,该漏洞源于JavaScript GC组件存在释放后重用。
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 140.7 ~ 140.* -
MozillaThunderbird 140.7 ~ 140.* -
II. Public POCs for CVE-2026-0885
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III. Intelligence Information for CVE-2026-0885
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IV. Related Vulnerabilities
V. Comments for CVE-2026-0885

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