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Cwe 416

🧬 CWE Related 3,898
slug: cwe-416

Explanation

CWE-416は「メモリを解放した後にそのメモリを使ってしまう」欠陥です。 C/C++のような手動メモリ管理言語で頻発し、攻撃者はこれを利用して任意のコードを実行できることが多いです。 ブラウザのJavaScriptエンジン (V8, JavaScriptCore) でよく見つかり、ブラウザ経由のゼロデイ攻撃の典型的な原因となります。
📌 Example
Pwn2Own (年次ハッキングコンテスト) で、毎年ブラウザに対するUse-After-Free 攻撃が成功し、賞金10万ドル超を獲得する事例が続いています。
🔗 Related links

🔖 Related tags

Cwe 798692 Cwe 894154 Cwe 8624040 Cwe 2844030 Cwe 1193185 Cwe 2003145 Cwe 1253116 Cwe 202857 Cwe 222773 Cwe 7872520 Cwe 782028 Cwe 941871 Cwe 8631869 Cwe 1221801 Cwe 741796

🛡 Vulnerabilities tagged with this 3,898

Image ID Title
CVE-2026-19158 Use-After-Free in Google Chrome (CVE-2026-19158)
CVE-2026-19165 Use-After-Free in Google Chrome (CVE-2026-19165)
CVE-2026-19163 Use-After-Free in Google Chrome (CVE-2026-19163)
CVE-2026-19159 Use-After-Free in Google Chrome (CVE-2026-19159)
CVE-2026-19149 Use-After-Free in Google Chrome (CVE-2026-19149)
CVE-2026-19151 Use-After-Free in Google Chrome (CVE-2026-19151)
CVE-2026-19154 Use-After-Free in Google Chrome (CVE-2026-19154)
CVE-2026-19155 Use-After-Free in Google Chrome (CVE-2026-19155)
CVE-2026-19145 Use-After-Free in Google Chrome (CVE-2026-19145)
CVE-2026-19141 Use-After-Free in Google Chrome (CVE-2026-19141)
CVE-2026-19142 Use-After-Free in Google Chrome (CVE-2026-19142)
CVE-2026-19144 Use-After-Free in Google Chrome (CVE-2026-19144)
CVE-2026-19140 Use-After-Free in Google Chrome (CVE-2026-19140)
CVE-2026-19147 Use-After-Free in Google Chrome (CVE-2026-19147)
CVE-2026-19108 Buffer Overflow in MZ Automation libiec61850 (CVE-2026-19108)
CVE-2026-67863 In open62541 1.5.5, a server-side use-after-free exists in the local MonitoredItem callback path....
CVE-2026-71226 Use-After-Free in Hardened Images (CVE-2026-71226)
CVE-2026-0163 Use-After-Free in :unknown: (CVE-2026-0163)
CVE-2026-18785 Buffer Overflow in o6 open62541 ca356b088ada7dee824d1b4acd07c1ff07ce242b (CVE-2026-18785)
CVE-2026-56848 Use-After-Free in Node.js HTTP/2 handling (CVE-2026-56848)
CVE-2026-11368 Use-After-Free in Zephyrproject (CVE-2026-11368)
CVE-2026-66315 Use-After-Free in Microsoft Edge (CVE-2026-66315)
CVE-2026-62870 Use-After-Free in Microsoft Excel (CVE-2026-62870)
CVE-2026-69244 Out-of-Bounds Read in aiohttp (CVE-2026-69244)
CVE-2026-20473 Use-After-Free in :unknown: (CVE-2026-20473)
CVE-2026-67299 Use-After-Free in FreeRDP (CVE-2026-67299)
CVE-2026-67300 Use-After-Free in FreeRDP (CVE-2026-67300)
CVE-2026-10685 Use-After-Free in Zephyrproject (CVE-2026-10685)
CVE-2026-63035 A heap use-after-free vulnerability in the TransferSubscriptions service in open62541 may allow...
CVE-2026-12996 Out-of-Bounds Read in OpenVPN (CVE-2026-12996)

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