exploit-mikrotik-2026

CVE-2026-67276 - MikroTik SSH 认证绕过漏洞利用工具 MikroTik RouterOS SSH 公钥认证绕过 - 无需私钥 针对 CVE-2026-67276（MikroTrick）的概念验证利用工具，这是 MikroTik RouterOS SSH 实现中的一个严重认证绕过漏洞，允许攻击者在未持有目标用户私钥的情况下以任意用户身份进行认证。 目录 漏洞概述 工作原理 受影响版本 安装 使用方法 Shodan 侦察 技术细节 修复方案 参考资料 免责声明 漏洞概述 MikroTrick 攻击链 CVE-2026-67276 是 CERT PL 命名为...

CVE-2026-89086

In the jose package before 0.11.0 for OCaml, library calls to validate an RSA signature only confirm that PKCS 1 decoding succeeds, and proceed to declare the signature valid without the required steps that involve the public key...

EUVD-2026-75708

In the jose package before 0.11.0 for OCaml, library calls to validate an RSA signature only confirm that PKCS 1 decoding succeeds, and proceed to declare the signature valid without the required steps that involve the public key...

CVE-2026-89086

CVE-2026-89086 affects the jose package for OCaml, versions before 0.11.0. The vulnerability lies in RSA signature validation: library calls only confirm that PKCS #1 decoding succeeds and then declare the signature valid, skipping the required steps that involve the public key . This means a mal...

CVE-2026-89086

In the jose package before 0.11.0 for OCaml, library calls to validate an RSA signature only confirm that PKCS 1 decoding succeeds, and proceed to declare the signature valid without the required steps that involve the public key...

CVE-2026-89086

In the jose package before 0.11.0 for OCaml, library calls to validate an RSA signature only confirm that PKCS 1 decoding succeeds, and proceed to declare the signature valid without the required steps that involve the public key...

OSEC-2026-19 JOSE: missing RSA signature verification

The opam package "jose" does not validate any RSA signature. It checks the encoding being PKCS1, but does not verify with the public key. Reproduction With jose 0.10.0, the code below signs two tokens with the same key and glues one's payload onto the other's signature: OCaml let =...

PT-2026-89717

The opam package "jose" does not validate any RSA signature. It checks the encoding being PKCS1, but does not verify with the public key. Reproduction With jose 0.10.0, the code below signs two tokens with the same key and glues one's payload onto the other's signature: OCaml let = Mirage crypto...

MikroTik RouterOS 7.9 < 7.23.4 / 7.24.x < 7.24.2 SSH Authentication Bypass (CVE-2026-67276)

According to its self-reported version, the remote networking device is running a version of MikroTik RouterOS 7.9 prior to 7.23.4, or 7.24.x prior to 7.24.2. It is, therefore, affected by an authentication bypass vulnerability. RouterOS does not compare the complete RSA public key when matching ...

MikroTik RouterOS 7.0.x < 7.23.4 / 7.24.x < 7.24.2 X.509 Signature Validation Bypass (CVE-2026-67278)

According to its self-reported version, the remote networking device is running a version of MikroTik RouterOS 7.0.x prior to 7.23.4, or 7.24.x prior to 7.24.2. It is, therefore, affected by a certificate validation vulnerability. MikroTik RouterOS accepts malformed RSA/PKCS1 v1.5 signatures duri...

Exploit for CVE-2026-67276

RouterOS SSH Modulus-Confusion Validator CVE-2026-67276 An...

DEBIAN-CVE-2026-87735

An issue was discovered in the mirage-crypto-pk package before 2.3.0 for OCaml. There is an undocumented exception for a small message during RSA decryption or encryption...

CVE-2026-87735

An issue was discovered in the mirage-crypto-pk package before 2.3.0 for OCaml. There is an undocumented exception for a small message during RSA decryption or encryption...

CVE-2026-87735

An issue was discovered in the mirage-crypto-pk package before 2.3.0 for OCaml. There is an undocumented exception for a small message during RSA decryption or encryption...

EUVD-2026-74621

An issue was discovered in the mirage-crypto-pk package before 2.3.0 for OCaml. There is an undocumented exception for a small message during RSA decryption or encryption...

CVE-2026-87735

An issue in the mirage-crypto-pk OCaml package before version 2.3.0 triggers an undocumented exception when processing a small message during RSA decryption or encryption . The vulnerability is rated MEDIUM (CVSS 4.3) , with a network attack vector, low complexity, and low privileges required, re...

kernel: crypto: qat - validate RSA CRT component lengths

A flaw was found in the Linux kernel's QAT QuickAssist Technology crypto module. This vulnerability occurs in the RSA key parser when handling CRT Chinese Remainder Theorem components. An underflow can happen during a memory copy operation if an RSA CRT component is larger than its allocated...

Linux Distros Unpatched Vulnerability : CVE-2026-87735

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the mirage-crypto-pk package before 2.3.0 for OCaml. There is an undocumented exception for a small message during RSA decryption or...

MikroTik router flaws allow takeover without a password

CERT Polska warns that attackers are actively exploiting a chain of critical MikroTik RouterOS flaws to seize control of routers exposed to the internet. Although the warning comes from Poland’s national cybersecurity response team, MikroTik routers are sold worldwide, including in the US. The...

Vulnerabilities in MikroTik RouterOS

MikroTik has addressed several vulnerabilities in RouterOS. The first vulnerability relates to a flaw in the SSH authentication mechanism, where the exponent of RSA keys was not verified. As a result, attackers can forge RSA signatures and gain unauthorized access via SSH. The second vulnerabilit...