CVE-2026-73633

CVE-2026-73633 Apache Struts S2-072 — PoC + 環境 原理： サーバー側で有効化されている JSON body プラグインによる JSON フィリング（「JSON フィリング」は Struts 2 の JSON プラグインが提供する中核機能の一つで、簡単に言うと自動的なデータ変換メカニズムです。） JSON フィリング機能のパーサーは、JSON 配列を処理する際に、リクエストボディのすべての JSON コンテンツを一度にメモリへ読み込みます（項目ごとにロード） メモリ消費（および CPU 消費）を引き起こします テスト wsl2 と tomcat...

Apache Struts 6.x < 6.11.0 / 7.x < 7.3.0 Multiple Vulnerabilities (S2-072) (S2-074)

The version of Apache Struts installed on the remote host is 6.0.0 prior to 6.11.0, or 7.0.0 prior to 7.3.0. It is, therefore, affected by multiple denial of service vulnerabilities, as referenced in the S2-072 and S2-074 advisories: - When an application is configured to populate actions from a...

Apache Struts < 7.3.0 Multiple Vulnerabilities (S2-070) (S2-071)

The version of Apache Struts installed on the remote host is 7.2.1. It is, therefore, affected by multiple vulnerabilities in the JSON plugin, as referenced in the S2-070 and S2-071 advisories: - A component of the JSON plugin that holds per-request parsing state could be shared between concurren...

Exploit for CVE-2026-73633

CVE-2026-73633 Apache Struts S2-072 — PoC + Environment...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the endpoint that collects Content Security Policy violation reports. An attacker can cause excessive memory consumption and disrupt service availability by submitting a large,...

Unsynchronized Access to Shared Data in a Multithreaded Context

Overview Affected versions of this package are vulnerable to Unsynchronized Access to Shared Data in a Multithreaded Context in the JSON plugin due to shared parsing state across concurrent requests. An attacker can access data associated with another user's request or bypass configured parsing...

Unsynchronized Access to Shared Data in a Multithreaded Context

Overview Affected versions of this package are vulnerable to Unsynchronized Access to Shared Data in a Multithreaded Context in the JSON plugin's SMD/JSON-RPC handling. An attacker can access response content intended for another user's session by making concurrent requests, potentially exposing...

CVE-2026-73632

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73631

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

CVE-2026-73632

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73631

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

EUVD-2026-59606

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73632 Apache Struts: Shared serialization state in the JSON plugin

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73632

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73632 Apache Struts: Shared serialization state in the JSON plugin

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73632

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73631 Apache Struts: Shared parsing state in the JSON plugin

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

EUVD-2026-59605

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

CVE-2026-73631

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

CVE-2026-73631

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...