CVE-2026-49842: Uncontrolled Resource Consumption

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, modverto's WebSocket frame loop intercepts a -prefixed speed-test protocol SPU / SPB / SP...

CVE-2026-49847: Uncontrolled Recursion

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, a single unauthenticated WebSocket frame containing a deeply nested JSON document crashes...

FreeSWITCH security vulnerabilities

FreeSWITCH is a free and open-source communication software developed by Anthony Minessale, an individual developer from the United States. This software can be used to create audio, video, and messaging-related products and applications. Prior to FreeSWITCH version 1.11.1, there were security...

PT-2026-47849

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, mod verto's WebSocket frame loop intercepts a -prefixed speed-test protocol SPU / SPB / S...

FreeSWITCH authorization issue vulnerability

FreeSWITCH is a free and open-source communication software developed by Anthony Minessale, an individual developer from the United States. This software can be used to create audio, video, and short message-based products and applications. Prior to FreeSWITCH version 1.11.1, there was an...

Zephyr security vulnerabilities

Zephyr is an open-source, scalable real-time operating system RTOS developed by Zephyr. There is a security vulnerability in Zephyr, which stems from memory corruption in the WebSocket upgrade path of the HTTP server. This vulnerability could allow remote, unauthenticated attackers to trigger...

CVE-2026-41838: Use of Insufficiently Random Values

IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 throug...

CVE-2026-5067: Improper Null Termination

A remote, unauthenticated attacker can trigger memory corruption in Zephyr's HTTP server WebSocket upgrade path by sending a crafted Sec-WebSocket-Key header. The HTTP/1 header parser copies the header into a fixed-size buffer using a bounded copy that does not guarantee NUL termination when the...

PT-2026-47852

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, mod verto's check auth userauth branch wrote request-supplied userVariables into the...

PT-2026-47649

Name of the Vulnerable Software and Affected Versions Spring Framework versions 7.0.0 through 7.0.7 Spring Framework versions 6.2.0 through 6.2.18 Spring Framework versions 6.1.0 through 6.1.27 Spring Framework versions 5.3.0 through 5.3.48 Description WebSocket session IDs in the spring-websocke...

CVE-2026-41838

IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 throug...

VMware Spring Framework security feature vulnerability

VMware Spring Framework is an open-source Java/JavaEE application framework developed by VMware, Inc. This framework helps developers build high-quality applications. Versions of VMware Spring Framework from 7.0.0 to 7.0.7, 6.2.0 to 6.2.18, 6.1.0 to 6.1.27, and 5.3.0 to 5.3.48 contain security...

PT-2026-47689

Name of the Vulnerable Software and Affected Versions Zephyr affected versions not specified Description A remote, unauthenticated attacker can cause memory corruption in the HTTP server WebSocket upgrade path. The issue occurs because the HTTP/1 header parser uses a bounded copy to move the...

PT-2026-47851

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, a single unauthenticated WebSocket frame containing a deeply nested JSON document crashes...

Linux Distros Unpatched Vulnerability : CVE-2026-41838

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequa...

EulerOS 2.0 SP11 : libsoup (EulerOS-SA-2026-2251)

According to the versions of the libsoup packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libsoup, an HTTP client/server library. This HTTP Request Smuggling vulnerability arises from non-RFC-compliant parsing in th...

RHEL 10 / 9 : Red Hat Ansible Automation Platform 2.6 Product Security and Bug Fix Update (Important) (RHSA-2026:24762)

The remote Redhat Enterprise Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:24762 advisory. Red Hat Ansible Automation Platform provides an enterprise framework for building, deploying and managing IT automation at scale. IT...

EulerOS 2.0 SP11 : libsoup (EulerOS-SA-2026-2213)

According to the versions of the libsoup packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libsoup, an HTTP client/server library. This HTTP Request Smuggling vulnerability arises from non-RFC-compliant parsing in th...

curl: CVE-2026-11586: WS Auto-PONG memory exhaustion

Summary: TL;DR: a remote WebSocket peer can make default curl/libcurl grow memory until timeout or OOM by sending legal PING frames while refusing to read the client's automatic PONGs. curl automatically replies to each received WebSocket PING with a PONG unless CURLWSNOAUTOPONG is set. In...

ai.driftkit:driftkit-workflow-controllers (>=0.7.5, <=0.9.2), ai.driftkit:driftkit-workflow-engine-spring-boot-starter (>=0.7.0, <=0.9.2) +1377 more potentially affected by CVE-2026-41838 via org.springframework:spring-websocket (>=6.1.0, <=6.2.18)

org.springframework:spring-websocket MAVEN version =6.1.0, =0.7.5, =0.7.0, =0.5.0, =0.0.1, =1.0.1, =1.0.1, =1.0.1, =2.0.1, =1.0.1, =1.0.1, =1.0.1, =1.0.1, =1.0.1, =1.0.1, =2.1.0, =2.1.21 and more Source cves: CVE-2026-41838 Source advisory: SNYK:JAVA-ORGSPRINGFRAMEWORK-17254123...