CVE-2026-90668

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service memory consumption and unresponsive server via an HTTP request with an unlimited number of headers, if a websocket or JSON-RPC...

Rockwell Automation ArmorStart LT

ADVISORY SUMMARY Successful exploitation of these vulnerabilities could result in a loss of webserver availability or allow an attacker to inject malicious scripts that will be executed when other users access the affected page. 2. RECOMMENDED PRACTICES CISA recommends users take defensive...

CVE-2026-45273: Missing Authorization

MyBooks is an ebook management web server also known as Talebook. In 3.41.2 and earlier, the AdminSettings.post handler for POST /api/admin/settings in webserver/handlers/admin.py applies the auth decorator but does not check the self.adminuser property, unlike the corresponding GET handler. Any...

Linux Distros Unpatched Vulnerability : CVE-2026-23930

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An unauthenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend...

Linux Distros Unpatched Vulnerability : CVE-2026-23934

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend...

DEBIAN-CVE-2026-23930

An unauthenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend popup.testtriggerexpr action, leading to potential denial of service...

DEBIAN-CVE-2026-23934

An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend validate.api.exists action, leading to potential denial of service...

CVE-2026-23934

An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend validate.api.exists action, leading to potential denial of service...

EUVD-2026-60738

An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend validate.api.exists action, leading to potential denial of service...

CVE-2026-23930

An unauthenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend popup.testtriggerexpr action, leading to potential denial of service...

CVE-2026-23930

CVE-2026-23930 affects the Zabbix monitoring platform. An unauthenticated attacker can send specifically crafted requests to the Frontend popup.testtriggerexpr action, causing disproportionate CPU load on the Frontend webserver and leading to a potential denial of service . The NVD rates the vuln...

EUVD-2026-53353

OpenPLC Runtime v3's compileprogram function webserver/openplc.py parses FILE:path content directives from uploaded Structured Text .st program files and writes the referenced content to os.path.join'./core', filepath with no validation that filepath stays within the ./core directory. A crafted ....

CVE-2026-71268: Improper Limitation of a Pathname to a Restricted Directory

OpenPLC Runtime v3's compileprogram function webserver/openplc.py parses directives from uploaded Structured Text .st program files and writes the referenced content to with no validation that filepath stays within the ./core directory. A path-validation function, validatefilepath, exists elsewhe...

Debian dla-4706 : ruby-rack - security update

The remote Debian 11 / 12 host has a package installed that is affected by multiple vulnerabilities as referenced in the dla-4706 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4706-1 [email protected]...

Siemens SIMATIC Observable Discrepancy (CVE-2023-37482)

The webserver of several SIMATIC products is affected by a user enumeration vulnerability that could allow an unauthenticated remote attacker to identify valid usernames. The login functionality of the web server in affected devices does not normalize the response times of login attempts. An...

DEBIAN-CVE-2026-65624

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowboy allows an unauthenticated remote attacker to exhaust connection process memory over HTTP/1.1. The HTTP/1.1 handler in cowboyhttp enforces the maxheaders limit by counting the number of distinct header names in ...

EUVD-2026-45380

OpenPLCv3 contains a heap-based buffer overflow in the getData function in webserver/core/modbusmaster.cpp. getData reads characters between two delimiters into a caller-supplied buffer with no size parameter and no bounds check. In parseConfig the function is invoked with the 100-byte...

CVE-2026-11826: Heap-based Buffer Overflow

OpenPLCv3 contains a heap-based buffer overflow in the getData function in webserver/core/modbusmaster.cpp. getData reads characters between two delimiters into a caller-supplied buffer with no size parameter and no bounds check. In parseConfig the function is invoked with the 100-byte...

PYSEC-2026-2359 Apache Airflow allows code execution through crafted XCom payloads

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0,...

Apache Airflow allows code execution through crafted XCom payloads

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0,...