CVE-2026-63567 IesEngine block-cipher mode checks padding before MAC (CBC padding oracle)

Observable discrepancy in IesEngine.DecryptBlock in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who has captured an IES or ECIES ciphertext, and who can submit modified ciphertexts for decryption under the same key pair, to recover its plaintext via a CBC...

SHIRO-721

SHIRO-721 RememberMe Padding Oracle Vulnerability RCE 0x00 Introduction: The RememberMe cookie is encrypted using AES-128-CBC mode, which is vulnerable to padding oracle attacks. An attacker can use a valid RememberMe cookie as a prefix for a Padding Oracle Attack, and then craft a malicious...

CVE-2026-11119-Padding-Oracle-Attack-on-CBC-Mode-Encryption

CVE-2026-11119 – Padding Oracle Attack on CBC Mode Encryption Program Code Python paddingoracleserver.py - Server that returns padding error from flask import Flask, request from Crypto.Cipher import AES from Crypto.Util.Padding import pad, unpad import os key = os.urandom16 app = Flaskname...

PT-2026-104105

Observable discrepancy in IesEngine.DecryptBlock in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who has captured an IES or ECIES ciphertext, and who can submit modified ciphertexts for decryption under the same key pair, to recover its plaintext via a CBC...

CVE-2017-1000486

CVE-2017-1000486 This is a PoC of CVE-2017-1000486 with some payloads useful to bypass blacklisting lexicographic checks on standard functions used to achieve RCE getClass, exec, etc.. and for retrieving primefaces secret through Padding Oracle in order to be less noisy possible on exploitation...

CVE-2017-1000486

CVE-2017-1000486 Primefaces = 5.2.21, 5.3.8 or 6.0 - Remote Code Execution Exploit To install the requirements execute: git clone https://github.com/pimps/CVE-2017-1000486.git cd CVE-2017-1000486 pip3 install -r requirements.txt Here is how to use the exploit: $ python primefaces.py -h...

AlmaLinux 9.2 [TuxCare] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1780997466)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1780997466 advisory. - Session Fixation vulnerability in Apache Tomcat via rewrite valve. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.7...

Rocky Linux 9 [CIQ] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc Multiple Vulnerabilities (crlsa-2026_36879)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202636879 advisory. Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor CVE-2026-29146 Apache Tomcat: Apache Tomcat:...

Rocky Linux 10.2 [CIQ] Security Update: tomcat9 / tomcat9-admin-webapps / tomcat9-docs-webapp / etc Multiple Vulnerabilities (crlsa-2026_36790)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202636790 advisory. Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor CVE-2026-29146 Apache Tomcat: Apache Tomcat...

Rocky Linux 8 [CIQ] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc Multiple Vulnerabilities (crlsa-2026_37137)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202637137 advisory. Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor CVE-2026-29146 Apache Tomcat: Apache Tomcat:...

Rocky Linux 10.2 [CIQ] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc Multiple Vulnerabilities (crlsa-2026_36788)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202636788 advisory. Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor CVE-2026-29146 Apache Tomcat: Apache Tomcat...

AlmaLinux 9.6 [TuxCare] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1781108520)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1781108520 advisory. - Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This issue affects Apache Tomcat:...

Rocky Linux 9.6 [TuxCare] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1781108520)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1781108520 advisory. - Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This issue affects Apache Tomcat:...

CentOS Linux 7 [TuxCare] Security Update: nettle / nettle-devel (CENTOS7:CLSA-2024:1709839956)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2024:1709839956 advisory. - A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS1 v1....

CentOS Linux 7 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc (CENTOS7:CLSA-2025:1751271968)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2025:1751271968 advisory. - In situations where an attacker receives automated notification of the success or failure of a decryption attempt an attacker, after sending a...

Multiple Apache Tomcat vulnerabilities

Moderate: Apache Tomcat: Fix for CVE-2025-66614 is incomplete CVE-2026-32990 The validation of SNI name and host name did not take account of possible differences in case allowing the strict SNI checks to be bypassed. Important: Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attac...

EUVD-2026-80067

An unauthenticated user with access to Secret Server could leverage a padding oracle to decrypt or encrypt data using one of the server's cryptographic keys. The key itself is not exposed...

CVE-2026-15638

An unauthenticated user with access to Secret Server could leverage a padding oracle to decrypt or encrypt data using one of the server's cryptographic keys. The key itself is not exposed...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS / Pro Realtime 22.04 LTS : phpseclib vulnerability (USN-8769-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS / Pro Realtime 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8769-1 advisory. It was discovered that phpseclib did not perform padding validation in constant...

CVE-2026-15638: Use of a Broken or Risky Cryptographic Algorithm

An unauthenticated user with access to Secret Server could leverage a padding oracle to decrypt or encrypt data using one of the server's cryptographic keys. The key itself is not exposed...