User Enumeration

Django is vulnerable to user enumeration. The vulnerability is due to improper handling of authentication timing differences in the django.contrib.auth.handlers.modwsgi.checkpassword function when used with modwsgi, which allows a remote attacker to enumerate valid users by measuring response tim...

GHSA-C4QC-4Q9P-M9Q9 Apache Shiro Affected by an Observable Timing Discrepancy Vulnerability

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

Apache Shiro Affected by an Observable Timing Discrepancy Vulnerability

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

Timing Attack

Overview org.apache.shiro:shiro-core is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management. Affected versions of this package are vulnerable to Timing Attack in the authentication process. An attacker can infer the...

CVE-2026-23901

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

CVE-2026-23901

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

UBUNTU-CVE-2026-23901

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

CVE-2026-23901

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

CVE-2026-23901

CVE-2026-23901 describes an observable timing discrepancy vulnerability in Apache Shiro affecting 1.* and 2.* before 2.0.7. The issue allows a local brute-force-style timing difference to reveal whether a username exists or a password is incorrect, enabling username enumeration. The most likely a...

CVE-2026-23901 Apache Shiro: Brute force attack possible to determine valid user names

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

CVE-2026-23901 Apache Shiro: Brute force attack possible to determine valid user names

Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1., 2. before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, tha...

PT-2026-7321

Name of the Vulnerable Software and Affected Versions ClipBucket versions prior to 5.5.3 Description ClipBucket is an open source video sharing platform. A Time-of-Check to Time-of-Use TOCTOU race condition exists in the avatar and background image upload functionality. The application moves...

Siemens SCALANCE and RUGGEDCOM Covert Timing Channel (CVE-2025-9231)

Issue summary: A timing side-channel which could potentially allow remote recovery of the private key exists in the SM2 algorithm implementation on 64 bit ARM platforms. Impact summary: A timing side-channel in SM2 signature computations on 64 bit ARM platforms could allow recovering the private...

Breaking 5G on the Lower Layer

As 3GPP systems have strengthened security at the upper layers of the cellular stack, plaintext PHY and MAC layers have remained relatively understudied, though interest in them is growing. In this work, we explore lower-layer exploitation in modern 5G, where recent releases have increased the...

Apache Shiro 安全漏洞

Apache Shiro is a Java security framework developed by the Apache Foundation in the United States. It is used for authentication, authorization, encryption, and session management. Versions of Apache Shiro such as 1. and 2.0.7 had security vulnerabilities. These vulnerabilities were due to observ...

AMD GPU Timing-Based Side Channels

Revisions Revision Date| Description ---|--- 2026-02-10| Initial publication...

Siemens SCALANCE and RUGGEDCOM Covert Timing Channel (CVE-2025-27587)

OpenSSL 3.0.0 through 3.3.2 on the PowerPC architecture is vulnerable to a Minerva attack, exploitable by measuring the time of signing of random messages using the EVPDigestSign API, and then using the private key to extract the K value nonce from the signatures. Next, based on the bit size of t...

openSUSE 16 Security Update : python-Django (openSUSE-SU-2026:20184-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20184-1 advisory. Changes in python-Django: - CVE-2026-1312: Fixed potential SQL injection via QuerySet.orderby and FilteredRelation bsc1257408. - CVE-2026-1287:...

Mageia: Security Advisory (MGASA-2026-0032)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2026-2192 Tenda AC9 formGetRebootTimer stack-based overflow

A security vulnerability has been detected in Tenda AC9 15.03.06.42multi. Affected by this vulnerability is the function formGetRebootTimer. Such manipulation of the argument sys.schedulereboot.starttime/sys.schedulereboot.endtime leads to stack-based buffer overflow. The attack may be launched...