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Title
Mozilla Firefox存在未明漏洞（CNVD-2026-23640）
Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。
Mozilla Firefox存在安全漏洞，该漏洞源于Profile Backup组件沙箱逃逸，目前没有详细的漏洞细节提供。
Severity
高
Patch Name
Mozilla Firefox存在未明漏洞（CNVD-2026-23640）的补丁
Patch Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。
Mozilla Firefox存在安全漏洞，该漏洞源于Profile Backup组件沙箱逃逸，目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description
厂商已发布了漏洞修复程序，请及时关注更新： https://www.firefox.com/zh-CN/
Reference
https://nvd.nist.gov/vuln/detail/CVE-2026-8401
Impacted products
| Name | Mozilla Firefox <150.0.3 |
|---|
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"serverity": "\u9ad8",
"submitTime": "2026-05-18",
"title": "Mozilla Firefox\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2026-23640\uff09"
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CVE-2026-8401 (GCVE-0-2026-8401)
Vulnerability from cvelistv5 – Published: 2026-05-12 14:24 – Updated: 2026-06-30 03:18
VLAI
EPSS
Title
Sandbox escape in the Profile Backup component
Summary
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
Severity
9.8 (Critical)
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
29 references
Impacted products
19 products
Credits
ggwhyp
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Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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