CVE-2026-66749

CVE-2026-66749 affects Let's Chat versions 0.4.0–0.4.8. It describes a null dereference that allows an authenticated attacker to crash the Node.js server by supplying a valid 24-character hex room parameter that does not match any document in the database. A crafted GET /messages request triggers...

CVE-2026-66749

Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted GET /messages request causing an...

gstreamer1-plugins-bad-free: GStreamer: Heap buffer overflow via crafted VNC server rectangle in librfb

A heap buffer overflow vulnerability was found in GStreamer's librfb RFB/VNC client. The rectangle bounds check incorrectly validates area rather than individual dimensions, allowing a malicious VNC server to send a rectangle that extends beyond the framebuffer. A remote attacker could set up a...

postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory

A flaw was found in PostgreSQL libpq. A server superuser can exploit a buffer overflow vulnerability in the PQfn function, which is used by client functions such as loexport, loread, lolseek64, and lotell64. This allows the superuser to send an arbitrarily large response, overwriting the client's...

@novu/application-generic: `validateUrlSsrf` permits CGNAT (100.64.0.0/10) destinations — affects Workflow HTTP request step + Webhook filter condition

Hi Novu team, Reporting an SSRF blocklist gap in the shared validateUrlSsrf guard. A complete self-contained reproduction is inlined below — copy the four files into a directory and run docker compose up, plus a single-file probe that runs against Node directly. Locally validated against HEAD...

GitHub MCP Server has Nil Pointer Dereference DoS in completion/complete Handler

Summary A nil pointer dereference vulnerability in the GitHub MCP Server causes it to crash when receiving a malformed completion/complete request with missing or empty parameters. This allows any unauthenticated client to cause a complete denial of service. Details The CompletionsHandler functio...

java-client Allows Network Pivot via Unvalidated directConnect Redirect in AppiumCommandExecutor

Summary When directConnecttrue is enabled, appium/java-client unconditionally accepts directConnectHost, directConnectPort, and directConnectPath from the server's NEWSESSION response and silently redirects all subsequent session traffic to the attacker-specified endpoint — with no allowlist, no...

Security Bulletin: IBM WebSphere Application Server is affected by a privilege escalation (CVE-2026-14446)

Summary IBM WebSphere Application Server is affected by a privilege escalation vulnerability. Vulnerability Details CVEID:CVE-2026-14446 DESCRIPTION: IBM WebSphere Application Server is vulnerable to broken access control/privilege escalation in the administrative console. CWE:CWE-306: Missing...

Security Bulletin: IBM WebSphere Application Server is affected by an authentication bypass (CVE-2026-16184)

Summary IBM WebSphere Application Server is affected by an authentication bypass. Vulnerability Details CVEID:CVE-2026-16184 DESCRIPTION: IBM WebSphere Application Server could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request. CWE:CWE-862: Missing...

CVE-2026-55685

A flaw was found in React Router. An unauthenticated attacker can send targeted requests to the manifest endpoint, leading to a denial of service DoS. This can put a heavy load on the server, significantly slowing down response times and impacting the availability of the application. Mitigation...

CVE-2026-64646

A flaw was found in Next.js. An attacker sending specially crafted requests to a Next.js application utilizing the App Router with Server Actions configured to use the Edge runtime can cause excessive memory consumption. This can lead to a denial of service DoS due to resource exhaustion...

CVE-2026-64647

A flaw was found in Next.js. This vulnerability allows a remote attacker to potentially access confidential data. When a server-side fetch processes a request with a body using a non-UTF-8 character set, it may incorrectly return a cached response body from a different request to the same URL but...

CVE-2026-64648

A flaw was found in Next.js. A remote attacker could exploit a vulnerability in the server-side fetch mechanism, where a request with a body might receive a cached response intended for a different request to the same URL but different body. This could lead to the unauthorized disclosure of...

CVE-2026-64643

A flaw was found in Next.js. Unauthenticated users can exploit this vulnerability by accessing publicly served client artifacts, which may disclose Server Action IDs. This bypasses authentication on pages where these endpoints are used, leading to information disclosure. While primarily an...

CVE-2026-64649

A flaw was found in Next.js, a framework for building web applications. A remote attacker can exploit this vulnerability by manipulating Host-associated headers when a Server Action forwards or redirects a request. This can lead to Server-Side Request Forgery SSRF, where the server is tricked int...

CVE-2026-64645

A flaw was found in Next.js, a React framework for building web applications. This vulnerability allows a remote attacker to perform Server-Side Request Forgery SSRF or Open Redirect attacks. When a rewrites or redirects rule constructs an external destination hostname using attacker-controlled...

CVE-2026-41874

Quick.Cart stores hard-coded, plaintext admin credentials in a configuration file. This flaw allows attackers with access to the server file system to retrieve authentication details, potentially leading to privilege escalation. The vendor assessed the likelihood of exploitation as very low and...

CVE-2026-64641

A flaw was found in Next.js, a React framework for building web applications. A remote attacker can send specially crafted requests to Next.js applications that utilize the App Router with Server Actions. This can lead to excessive CPU usage, causing the application to become unresponsive and...

CVE-2026-54272

A flaw was found in the ip-address library. This library, used for parsing and manipulating IPv4 and IPv6 addresses in JavaScript, is vulnerable to Server-Side Request Forgery SSRF due to incorrect classification of IPv4-mapped/NAT64 IPv6 addresses. An attacker could exploit this misclassificatio...

CVE-2026-57211

A flaw was found in RabbitMQ. The RabbitMQ management plugin static file handler, rabbitmgmtwmstatic, on Windows can be exploited when multiple management extension plugins are enabled. An attacker can pass specially crafted URL-encoded backslashes, bypassing path validation. This can lead to...