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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-2026-42211 React Router's vendored turbo-stream v2 allows arbitrary constructor invocation via TYPE_ERROR deserialization leading to Unauth RCE
CVE-2026-34993 Unsafe Deserialization in aiohttp (CVE-2026-34993)
CVE-2026-24237 Unsafe Deserialization in deserialization (CVE-2026-24237)
CVE-2026-24221 Unsafe Deserialization in deserialization (CVE-2026-24221)
CVE-2026-39555 Deserialization of Untrusted Data vulnerability in Elated-Themes Askka allows Object Injection. ...
CVE-2026-39551 Unsafe Deserialization in deserialization (CVE-2026-39551)
CVE-2026-39550 Unsafe Deserialization in deserialization (CVE-2026-39550)
CVE-2026-10566 Vulnerability in deserialization (CVE-2026-10566)
CVE-2026-9330 Unsafe Deserialization in deserialization (CVE-2026-9330)
CVE-2026-9319 Unsafe Deserialization in deserialization (CVE-2026-9319)
CVE-2026-49121 Unsafe Deserialization in amd (CVE-2026-49121)
CVE-2026-38950 Unsafe Deserialization in deserialization (CVE-2026-38950)
CVE-2026-10532 Unsafe Deserialization in privilege-escalation (CVE-2026-10532)
CVE-2026-7858 Unsafe Deserialization in deserialization (CVE-2026-7858)
CVE-2026-42359 Unsafe Deserialization in apache-airflow (CVE-2026-42359)
CVE-2026-45360 Unsafe Deserialization in apache-airflow (CVE-2026-45360)
CVE-2026-10042 Unsafe Deserialization in deserialization (CVE-2026-10042)
CVE-2025-11993 Unsafe Deserialization in wordpress (CVE-2025-11993)
CVE-2026-9828 Unsafe Deserialization in ch.qos.logback:logback-core (CVE-2026-9828)
CVE-2026-37579 Unsafe Deserialization in CVE-2026-37579 (CVE-2026-37579)
CVE-2026-47161 Unsafe Deserialization in CVE-2026-47161 (CVE-2026-47161)
CVE-2026-48919 Unsafe Deserialization in org.jenkins-ci.plugins:active-directory (CVE-2026-48919)
CVE-2026-48917 Unsafe Deserialization in org.jenkins-ci.plugins:ldap (CVE-2026-48917)
CVE-2026-24162 Unsafe Deserialization in deserialization (CVE-2026-24162)
CVE-2026-45247 KEV [KEV] Unsafe Deserialization in Mirasvit full-page-cache-warmer (CVE-2026-45247)
CVE-2026-9497 Vulnerability in org.mengyun:tcc-transaction (CVE-2026-9497)
CVE-2026-4372 Unsafe Deserialization in transformers (CVE-2026-4372)
CVE-2026-45659 KEV [KEV] Unsafe Deserialization in Microsoft deserialization (CVE-2026-45659)
CVE-2026-41104 Unsafe Deserialization in deserialization (CVE-2026-41104)
CVE-2026-39832 Vulnerability in golang.org/x/crypto (CVE-2026-39832)

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