web-app-security-lab

Vulnerable Web App — Attack & Defend Lab A deliberately-vulne...

CVE-2026-41076

RT is an open source, enterprise-grade issue and ticket tracking system. Versions 5.0.9 and prior in addition to 6.0.0 through 6.0.2 contain an authentication bypass vulnerability in RT installations that use LDAP/AD for user authentication. Under certain LDAP server configurations, an attacker m...

CVE-2026-41076

RT is an open source, enterprise-grade issue and ticket tracking system. Versions 5.0.9 and prior in addition to 6.0.0 through 6.0.2 contain an authentication bypass vulnerability in RT installations that use LDAP/AD for user authentication. Under certain LDAP server configurations, an attacker m...

EUVD-2026-31504

RT is an open source, enterprise-grade issue and ticket tracking system. Versions 5.0.9 and prior in addition to 6.0.0 through 6.0.2 contain an authentication bypass vulnerability in RT installations that use LDAP/AD for user authentication. Under certain LDAP server configurations, an attacker m...

CVE-2026-41076

RT authentication bypass via LDAP affects versions 5.0.9 and earlier and 6.0.0–6.0.2, where certain LDAP configurations allow login as any LDAP-backed RT user without valid credentials. The issue is fixed in RT 5.0.10 and 6.0.3. Recommended remediation: upgrade to the fixed versions; if upgrading...

EUVD-2026-31500

RT is an open source, enterprise-grade issue and ticket tracking system. Versions prior to 5.0.10 and 6.0.0 through 6.0.2 contain a spreadsheet CSV/formula injection vulnerability. User-controlled data in spreadsheet exports is not sanitized before being written to the output file, which can caus...

CVE-2026-28735

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 validate the OAuth token scope on the callback which allows an authenticated Mattermost user to gain access to private repositories via modifying the scope parameter in the GitHub authorization URL...

EUVD-2026-31443

Concrete CMS version 9.0 to 9.5.0 is vulnerable to Stored XSS via page name in the Atomik theme. A rogue editor can inject arbitrary JavaScript that executes in the context of any authenticated user visiting the affected account pages. This can lead to session hijacking, credential theft, malicio...

CVE-2026-8353 Concrete CMS version 9.0 to 9.5.0 is vulnerable to Stored XSS via page name in atomik theme

Concrete CMS version 9.0 to 9.5.0 is vulnerable to Stored XSS via page name in the Atomik theme. A rogue editor can inject arbitrary JavaScript that executes in the context of any authenticated user visiting the affected account pages. This can lead to session hijacking, credential theft, malicio...

CVE-2026-8347

The CVE-2026-8347 entry affects Concrete CMS 9.5.0 and earlier, where the Express association Reorder dialog is vulnerable to IDOR and wrong-authorization-level handling, enabling cross-entity state tampering under view-only permissions. The issue is triggered by reliance on Express entity orderi...

CVE-2026-8673 Password re-initialization mechanism sends passwords in plain text

Unprotected transport of credentials vulnerability in syslink software AG Avantra on Linux, Windows allows Sniffing Attacks. This issue affects Avantra: before 25.3.0...

OESA-2026-2422 perl-Authen-SASL security update

Authen::SASL::Perl is the pure Perl implementation of SASL mechanisms in the Authen::SASL framework, At the time of this writing it provides the client part implementation for the following SASL mechanisms. Security Fixes: Authen::SASL::Perl::DIGESTMD5 versions 2.04 through 2.1800 for Perl...

EUVD-2026-31431

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...

CVE-2026-5740 Unauthenticated WebSocket binary frame causes denial of service in Mattermost Server

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 properly validate msgpack-encoded WebSocket frames before memory allocation which allows an unauthenticated remote attacker to crash the server process and cause a full service outage for all users v...

CVE-2026-25606

A SQL injection vulnerability has been identified in STER. Improper neutralization of input provided by user into multiple Search Filters allows for SQL Injection attacks. It allows an authenticated attacker to view sensitive data such as data belonging to other users, or any other data that the...

CVE-2026-25607

Use of a weak password encoding algorithm in STER software allows the value of the password to be guessed after analyzing how passwords with known values are encoded. This issue was fixed in version 9.5...

CVE-2026-25608

STER uses unencrypted TCP traffic to transmit data over the network. It allows an attacker to conduct a Man-In-The-Middle attack and obtain sensitive data such as passwords, personal data, or authentication tokens. This issue was fixed in version 9.5...

CVE-2026-25608 Lack of traffic encryption in STER

STER uses unencrypted TCP traffic to transmit data over the network. It allows an attacker to conduct a Man-In-The-Middle attack and obtain sensitive data such as passwords, personal data, or authentication tokens. This issue was fixed in version 9.5...

CVE-2026-25608

STER uses unencrypted TCP traffic to transmit data over the network. It allows an attacker to conduct a Man-In-The-Middle attack and obtain sensitive data such as passwords, personal data, or authentication tokens. This issue was fixed in version 9.5...

EUVD-2026-31424

STER uses unencrypted TCP traffic to transmit data over the network. It allows an attacker to conduct a Man-In-The-Middle attack and obtain sensitive data such as passwords, personal data, or authentication tokens. This issue was fixed in version 9.5...