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CVE-2026-92036— Incorrect boundary conditions in the Networking: HTTP component

Quick assessment

Affected
Mozilla Firefox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

以下是这段漏洞描述的中文翻译： “网络：HTTP 组件中的边界条件处理不正确。该漏洞已在 Firefox 156 中修复。” --- 术语说明： Boundary conditions：边界条件（在编程中指对输入数据的边界值（如最大/最小值、空值等）的校验逻辑）。 Networking: HTTP component：网络模块中的 HTTP 组件。 Fixed in**：在……版本中修复。

AI Predicted 4.3 Difficulty: Moderate EPSS 0.15% · P5

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
Mozilla Firefox 156≤ * unaffected
Mozilla Thunderbird 156≤ * unaffected
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I. Basic Information for CVE-2026-92036

Vulnerability Information
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Vulnerability Title
Incorrect boundary conditions in the Networking: HTTP component
Source: CVE Program / CVE List V5
Vulnerability Description
Incorrect boundary conditions in the Networking: HTTP component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Mozilla Firefox 156 ~ * -
Mozilla Thunderbird 156 ~ * -

II. Public POCs for CVE-2026-92036

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III. Intelligence Information for CVE-2026-92036

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Same Patch Batch · Mozilla · 2026-09-15 · 78 CVEs total

CVE-2026-92039 Mitigation bypass in the DOM: Notifications component
CVE-2026-92038 Mitigation bypass in the Remote Settings Client component
CVE-2026-92023 Use-after-free in the XML component
CVE-2026-92035 Sandbox escape due to incorrect boundary conditions in the Graphics component
CVE-2026-92034 Site isolation issue in the Graphics component
CVE-2026-92037 Incorrect boundary conditions in the DOM: Animation component
CVE-2026-92040 Use-after-free in the JavaScript: WebAssembly component
CVE-2026-92041 Mitigation bypass in the DOM: Networking component
CVE-2026-92042 Race condition in the DOM: Content Processes component
CVE-2026-92043 Privilege escalation due to incorrect boundary conditions in the Audio/Video component
CVE-2026-92033 Privilege escalation in Firefox for Android
CVE-2026-92032 Sandbox escape due to invalid pointer in the Graphics component
CVE-2026-92031 Information disclosure in the Graphics: ImageLib component
CVE-2026-92030 Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component
CVE-2026-92029 Use-after-free in the SVG component
CVE-2026-92028 Use-after-free in the DOM: Core & HTML component
CVE-2026-92027 Use-after-free in the DOM: Streams component
CVE-2026-92026 Use-after-free in the Networking component
CVE-2026-92025 Use-after-free in the DOM: Navigation component
CVE-2026-92024 Use-after-free in the SVG component

Showing top 20 of 78 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Firefox
Same vendor: Mozilla

V. Comments for CVE-2026-92036

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