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Cwe 502

🧬 CWE Related 70
slug: cwe-502

Explanation

CWE-502は「シリアライズされたデータ (オブジェクトをバイト列に変換したもの) を信頼せずに復元 (デシリアライズ) してしまう」欠陥です。 Java・Python・PHP・.NETなどで、攻撃者が細工したオブジェクトを送ると任意コード実行されてしまうため、Webサーバー乗っ取りの典型ルートです。
📌 Example
CVE-2017-9805 (Apache Struts2 REST Plugin): XMLデシリアライズによるRCEで、Equifax事件 (1.4億人個人情報流出) の直接原因となった。
🔗 Related links

🔖 Related tags

Cwe 20125 Cwe 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 11990 Cwe 9484 Cwe 7966 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 492

ID Title
CVE-2026-57527 Unsafe Deserialization in deserialization (CVE-2026-57527)
CVE-2026-56055 Subscriber PHP Object Injection in RealHomes <= 4.5.3 versions.
CVE-2026-56057 Subscriber PHP Object Injection in Uncanny Automator Pro <= 7.3.0.6 versions.
CVE-2026-56032 Subscriber PHP Object Injection in Buddyboss Platform <= 3.0.4 versions.
CVE-2026-56031 Unauthenticated PHP Object Injection in Uncanny Automator <= 7.3.1.2 versions.
CVE-2026-53914 Unsafe Deserialization in deserialization (CVE-2026-53914)
CVE-2026-12578 Unsafe Deserialization in cisa (CVE-2026-12578)
CVE-2025-71340 Unsafe Deserialization in CVE-2025-71340 (CVE-2025-71340)
CVE-2026-56053 Subscriber PHP Object Injection in EventPrime <= 4.3.4.1 versions.
CVE-2026-10043 Unsafe Deserialization in deserialization (CVE-2026-10043)
CVE-2026-56121 Unsafe Deserialization in deserialization (CVE-2026-56121)
CVE-2026-54512 Vulnerability in com.fasterxml.jackson.core:jackson-databind (CVE-2026-54512)
CVE-2026-41862 Unsafe Deserialization in CVE-2026-41862 (CVE-2026-41862)
CVE-2026-39253 Unsafe Deserialization in CVE-2026-39253 (CVE-2026-39253)
CVE-2025-71376 Unsafe Deserialization in CVE-2025-71376 (CVE-2025-71376)
CVE-2025-71370 Unsafe Deserialization in CVE-2025-71370 (CVE-2025-71370)
CVE-2025-71365 Unsafe Deserialization in CVE-2025-71365 (CVE-2025-71365)
CVE-2025-71341 Unsafe Deserialization in CVE-2025-71341 (CVE-2025-71341)
CVE-2026-48517 Vulnerability in MessagePack (CVE-2026-48517)
CVE-2026-48502 Out-of-Bounds Read in MessagePack (CVE-2026-48502)
CVE-2026-46607 Unsafe Deserialization in glances (CVE-2026-46607)
CVE-2025-71357 Unsafe Deserialization in mmaitre314 (CVE-2025-71357)
CVE-2025-71378 Unsafe Deserialization in mmaitre314 (CVE-2025-71378)
CVE-2025-71348 Unsafe Deserialization in mmaitre314 (CVE-2025-71348)
CVE-2026-12787 Vulnerability in deserialization (CVE-2026-12787)
CVE-2026-56304 Unsafe Deserialization in dos (CVE-2026-56304)
CVE-2026-48909 Unsafe Deserialization in CVE-2026-48909 (CVE-2026-48909)
CVE-2026-49286 Unsafe Deserialization in pontedilana/php-weasyprint (CVE-2026-49286)
CVE-2026-12046 Vulnerability in flask (CVE-2026-12046)
CVE-2026-8024 Unsafe Deserialization in deserialization (CVE-2026-8024)

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