portswigger-labs

PortSwigger Web Security Academy — Lab Notes Notes from compl...

CVE-2026-5091

A flaw was found in Catalyst::Plugin::Authentication. This vulnerability allows a remote attacker to conduct timing attacks by observing discrepancies in the time it takes to compare passwords or hashes. This could enable the attacker to guess the underlying hash or password, leading to...

OESA-2026-2539 memcached security update

memcached is a high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load. Security Fixes: In memcached before 1.6.42, username data for SASL password database authentication has a timing...

MGASA-2026-0160 Updated perl-Catalyst-Plugin-Authentication package fixes a security vulnerability

The updated package fixes a security vulnerability: Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks. CVE-2026-5091...

Updated perl-Catalyst-Plugin-Authentication package fixes a security vulnerability

The updated package fixes a security vulnerability: Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks. CVE-2026-5091...

CVE-2026-45410

TREK is a collaborative travel planner. Prior to 3.0.18, early return on missing user during login flow allowed an attacker to enumerate valid user accounts via response timing discrepancy. When an email address existed in the database, the backend performed a bcrypt password comparison before...

CVE-2026-45410

TREK (collaborative travel planner) has a time-based user enumeration vulnerability in the authentication endpoint prior to version 3.0.18. When an email exists, the backend performs a bcrypt password comparison before returning 401, adding ~370 ms; when it does not exist, it returns immediately ...

CVE-2026-45410 Time-based user enumeration in TREK authentication endpoint

TREK is a collaborative travel planner. Prior to 3.0.18, early return on missing user during login flow allowed an attacker to enumerate valid user accounts via response timing discrepancy. When an email address existed in the database, the backend performed a bcrypt password comparison before...

WS-2022-0144

Ibexa DXP is using random execution time to hinder timing attacks against user accounts, a method of discovering whether a given account exists in a system without knowing its password, thus affecting privacy. This implementation was found to not be good enough in some situations. The fix replace...

Security Bulletin: Multiple Vulnerabilities in IBM Library Support for Spring

Summary Multiple vulnerabilities were addressed in IBM Library Support for Spring 3.3 Vulnerability Details CVEID:CVE-2026-40972 DESCRIPTION: An attacker on the same network as the remote application may be able to utilize a timing attack to discover information about the remote secret. In extrem...

PT-2026-44554

Name of the Vulnerable Software and Affected Versions TREK versions prior to 3.0.18 Description An issue in the login flow allows an attacker to enumerate valid user accounts by analyzing response timing discrepancies. When a provided email address exists in the database, the backend executes a...

GitHub Enterprise Server security vulnerabilities

GitHub Enterprise Server is an open-source application developed by GitHub in the United States. It provides a scalable and easy-to-manage platform by allowing users to set their GitHub instances as virtual devices. Prior to version 3.21.1 of GitHub Enterprise Server, there was a security...

JLSEC-2026-525

A vulnerability was found in GnuTLS. The response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from the response times of ciphertexts with correct PKCS1 v1.5 padding. This issue may allow a remote attacker to perform a timing side-channel attack in the RSA-PSK key exchange,...

Mattermost doesn't archive the channel before removing persistent notifications

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

Important: httpd

Issue Overview: An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. Users are recommended to upgrade to version 2.4.67, which fixes this issue. CVE-2026-24072 Heap-based Buffer...

Important: httpd

Issue Overview: An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. Users are recommended to upgrade to version 2.4.67, which fixes this issue. CVE-2026-24072 Heap-based Buffer...

Linux Distros Unpatched Vulnerability : CVE-2026-5091

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks. These versions use Perl's built-in eq comparison...

Security Bulletin: Multiple Vulnerabilities in IBM Library Support for Spring

Summary Multiple vulnerabilities were addressed in IBM Library Support for Spring 3.4.18 Vulnerability Details CVEID:CVE-2026-40972 DESCRIPTION: An attacker on the same network as the remote application may be able to utilize a timing attack to discover information about the remote secret. In...

Security Bulletin: Multiple Vulnerabilities in IBM Library Support for Spring

Summary Multiple vulnerabilities were addressed in IBM Library Support for Spring 3.2.26 Vulnerability Details CVEID:CVE-2026-40972 DESCRIPTION: An attacker on the same network as the remote application may be able to utilize a timing attack to discover information about the remote secret. In...

Security Bulletin: Multiple Vulnerabilities in IBM Library Support for Spring

Summary Multiple vulnerabilities were addressed in IBM Library Support for Spring 2.7.38 Vulnerability Details CVEID:CVE-2026-40972 DESCRIPTION: An attacker on the same network as the remote application may be able to utilize a timing attack to discover information about the remote secret. In...