CVE-2026-73555 vLLM: Unauthenticated Internal Path and Username Disclosure via Validation Error Messages

vLLM is an inference and serving engine for large language models. Prior to 0.26.0, the validationexceptionhandler in vllm/entrypoints/openai/serverutils.py converts FastAPI RequestValidationError objects with strexc, and sanitizemessage in vllm/entrypoints/utils.py does not remove traceback-styl...

CVE-2026-6791

A flaw was found in glibc. When processing paths that start with a tilde followed by a username, the wordexp function can be forced to allocate an excessive amount of memory on the program's stack. A remote attacker could exploit this by providing a very long username, leading to a stack exhausti...

CVE-2026-72537 Authentik Security authentik - Privilege Escalation

A privilege escalation vulnerability in Authentik Security authentik through 2026.5.6 allows an attacker with a source-scoped SCIM provisioning token to take over any user account including superusers by provisioning a SCIM user that matches an existing local user by username. The SCIM user inges...

CVE-2026-72730

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

CVE-2026-72730

Discourse stores a chat-transcript username as HTML in the Rich Text Editor, enabling stored XSS for versions prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0. Fixed in those listed versions. CVSS 3.1 base score 8.7 (NETWORK, LOW complexity, LOW privileges, USER interaction required). No explo...

EUVD-2026-55670

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

CVE-2026-72730 Discourse: Stored XSS chat-transcript username unescaped in Rich Text Editor

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

CVE-2026-28672 Apache Ranger: OS Command Injection via Username in UnixUserGroupBuilder

Improper Neutralization of Special Elements used in a Command 'Command Injection' vulnerability in Apache Ranger. This issue affects Apache Ranger: from 0.6 through 2.8...

CVE-2026-28672

CVE-2026-28672 describes an OS Command Injection in Apache Ranger (via the UnixUserGroupBuilder username). The issue is caused by improper neutralization of special elements in user- or group-related processing, affecting Ranger releases 0.6 through 2.8. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S...

Astra Linux – Vulnerability in cups

OpenPrinting CUPS is an open-source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and earlier, the CUPS daemon cupsd contained a authorization bypass vulnerability due to case-insensitive username comparisons during authorization checks. This vulnerability...

📄 WordPress 7.0.2 Code Execution / Cross Site Scripting

A proof of concept exploit for a reflected cross site scripting vulnerability in WordPress version 7.0.2. The vulnerability results from a parser differential between PHP striptags and WordPress KSES processing of usernames supplied to wp-login.php, allowing attacker-controlled markup to survive...

CVE-2026-71958

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a buffer overflow vulnerability in the quicksetup.cgi interface. A remote attacker can write overly long strings to the test4, ssid2, and username fields and execute arbitrary commands by crafting a...

CVE-2026-71958 D-Link DWR-M961 Buffer Overflow via quicksetup.cgi

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a buffer overflow vulnerability in the quicksetup.cgi interface. A remote attacker can write overly long strings to the test4, ssid2, and username fields and execute arbitrary commands by crafting a...

EUVD-2026-54810

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a buffer overflow vulnerability in the quicksetup.cgi interface. A remote attacker can write overly long strings to the test4, ssid2, and username fields and execute arbitrary commands by crafting a...

CVE-2026-71958

The CVE-2026-71958 entry concerns D-Link DWR-M961 devices (hardware version C1, software 1.1.2_C1_202602110044). The vulnerability is a buffer overflow in the quicksetup.cgi interface. An unauthenticated remote attacker can supply oversized inputs to the test4, ssid2, and username fields to cause...

DEBIAN-CVE-2026-54338

JupyterHub is software that allows users to create a multi-user server for Jupyter notebooks. Prior to 5.5.0, invalid input to form-based login authenticators can place an unbounded attacker-controlled username in failed-login logs, allowing an unauthenticated attacker to consume logging and...

UBUNTU-CVE-2026-54338

JupyterHub is software that allows users to create a multi-user server for Jupyter notebooks. Prior to 5.5.0, invalid input to form-based login authenticators can place an unbounded attacker-controlled username in failed-login logs, allowing an unauthenticated attacker to consume logging and...

CVE-2026-54338

JupyterHub prior to 5.5.0 is affected by a vulnerability in its form-based login authenticators where invalid input can place an attacker-controlled username into failed-login logs. This can allow an unauthenticated attacker to exhaust logging and storage resources, effectively a denial of servic...

CVE-2026-54338 JupyterHub: Unauthenticated Denial of Service via Unbounded Username Logging on Failed Login

JupyterHub is software that allows users to create a multi-user server for Jupyter notebooks. Prior to 5.5.0, invalid input to form-based login authenticators can place an unbounded attacker-controlled username in failed-login logs, allowing an unauthenticated attacker to consume logging and...

CVE-2026-54338 JupyterHub: Unauthenticated Denial of Service via Unbounded Username Logging on Failed Login

JupyterHub is software that allows users to create a multi-user server for Jupyter notebooks. Prior to 5.5.0, invalid input to form-based login authenticators can place an unbounded attacker-controlled username in failed-login logs, allowing an unauthenticated attacker to consume logging and...