nextjs-middleware-exploit

Next.js Middleware Vulnerability Research CVE-2025-29927 This repository demonstrates a critical vulnerability in Next.js middleware CVE-2025-29927, which affects versions 11.1.4 through 15.1.7. This vulnerability allows for authorization bypass , CSP bypass , and potential DoS attacks through...

CVE-2026-102630: Use of Less Trusted Source

UnoPim versions before 2.0.1 and 2.1.1 trust all connecting clients as proxies and honor the X-Forwarded-Host header without validation, allowing unauthenticated attackers to inject arbitrary origins into admin layout pages. Attackers can set X-Forwarded-Host to redirect JavaScript asset loading ...

CVE-2026-35189: Allocation of Resources Without Limits or Throttling

Issue summary: A certificate with many nameRelativeToCRLIssuer CRL distribution points causes disproportionate heap growth when OpenSSL caches X.509 extensions. Impact summary: Receiving a crafted certificate from a malicious peer can lead to significant memory pressure and possible Denial of...

CVE-2026-35189: Allocation of Resources Without Limits or Throttling

Issue summary: A certificate with many nameRelativeToCRLIssuer CRL distribution points causes disproportionate heap growth when OpenSSL caches X.509 extensions. Impact summary: Receiving a crafted certificate from a malicious peer can lead to significant memory pressure and possible Denial of...

CVE-2026-84783

Issue summary: The first concurrent use of the same X.509 certificate by several threads may cause its cached extension data to be freed while another thread is still using it. Impact summary: A remote, unauthenticated peer could crash a multi-threaded TLS client, or a multi-threaded TLS server...

Linux Distros Unpatched Vulnerability : CVE-2026-35189

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Issue summary: A certificate with many nameRelativeToCRLIssuer CRL distribution points causes disproportionate heap growth when OpenSSL caches X.509 extensions...

Oracle Linux 10 : python-cryptography (ELSA-2026-71658)

The remote Oracle Linux 10 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2026-71658 advisory. 43.0.0-4 - Fix CVE-2026-69249: add X.509 signature validation budget Tenable has extracted the preceding description block directly from the Oracle Linux...

Linux Distros Unpatched Vulnerability : CVE-2026-94286

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An out-of-bounds read in libXtst's RECORD reply parser in libXtst before 1.2.6 could be used by malicious X servers to crash attached X clients. CVE-2026-94286...

Amazon Linux 2 : python-tornado (ALAS-2026-3925)

The version of python-tornado installed on the remote host is prior to 4.2.1-3. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3925 advisory. Tornado is a Python web framework and asynchronous networking library. Prior to 6.5.8, Tornado parses...

Amazon Linux 2 : python3-tornado (ALAS-2026-3924)

The version of python3-tornado installed on the remote host is prior to 5.0.2-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3924 advisory. Tornado is a Python web framework and asynchronous networking library. Prior to 6.5.8, Tornado parses...

UBUNTU-CVE-2026-84783

Issue summary: The first concurrent use of the same X.509 certificate by several threads may cause its cached extension data to be freed while another thread is still using it. Impact summary: A remote, unauthenticated peer could crash a multi-threaded TLS client, or a multi-threaded TLS server...

Debian dla-4801 : python3-swift - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4801 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4801-1 [email protected]...

Use-After-Free in X.509 Extension Cache Under Concurrent Use

Issue summary: The first concurrent use of the same X.509 certificate by several threads may cause its cached extension data to be freed while another thread is still using it. Impact summary: A remote, unauthenticated peer could crash a multi-threaded TLS client, or a multi-threaded TLS server...

CVE-2026-67987

crmne/rubyllm at commit fa6f279847d6d7027814539d9c0dfc3bbdfd2a83 contains polynomial-time regular expression denial-of-service conditions in think-tag response parsing on Ruby 3.1.x. A malicious or anomalous model response containing many unterminated tags can cause excessive CPU consumption in t...

PT-2026-102645

🚨 CVE-2026-102630 UnoPim versions before 2.0.1 and 2.1.1 trust all connecting clients as proxies and honor the X-Forwarded-Host header without validation, allowing unauthenticated attackers to inject arbitrary origins into admin layout pages. Attackers can set X-Forwarded-Host to redirect...

Linux Distros Unpatched Vulnerability : CVE-2026-84783

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Issue summary: The first concurrent use of the same X.509 certificate by several threads may cause its cached extension data to be freed while another thread is...

CVE-2026-67987

crmne/rubyllm at commit fa6f279847d6d7027814539d9c0dfc3bbdfd2a83 contains polynomial-time regular expression denial-of-service conditions in think-tag response parsing on Ruby 3.1.x. A malicious or anomalous model response containing many unterminated tags can cause excessive CPU consumption in t...

vulnerable-nextjs-14-CVE-2025-29927

CVE-2025-29927 Authorization Bypass reproduction This repository is a reproduction of the CVE-2025-29927 vulnerability in the next package How to reproduce 1. Follow the steps below to clone, and run the Next.js application 2. Test authorization denies access to the /api/hello endpoint $ curl...

CVE-2023-4549

CVE ID : CVE-2023-4549 脆弱性タイプ : クロスサイトスクリプティング 説明 : WordPress 用の DoLogin Security プラグインは、バージョン 3.6 まで（3.6 を含む）において、'X-Forwarded-For' ヘッダーを介した格納型クロスサイトスクリプティングに対して脆弱です。原因は、入力サニタイズと出力エスケープが不十分なためです。これにより、認証されていない攻撃者が任意のウェブスクリプトをページに注入し、ユーザーが注入されたページにアクセスするたびにスクリプトが実行される可能性があります。 再現手順 : 1. Put...

CVE-2025-55182

CVE-2025-55182 / CVE-2025-66478 — Next.js Middleware / RSC Bypass Analysis The author assumes no liability for misuse or damage caused by this research Provided strictly for educational and defensive purposes Description This repository contains a small laboratory and Proof-of-Concept analysis fo...