PYSEC-2026-3051 rfc3161-client Has Improper Certificate Validation

Summary An Authorization Bypass vulnerability in rfc3161-client's signature verification allows any attacker to impersonate a trusted TimeStamping Authority TSA. By exploiting a logic flaw in how the library extracts the leaf certificate from an unordered PKCS7 bag of certificates, an attacker ca...

PYSEC-2026-2597 LiteLLM: Privilege escalation via unrestricted proxy configuration endpoint

Impact The /config/update endpoint does not enforce admin role authorization. A user who is already authenticated into the platform can then use this endpoint to do the following: - Modify proxy configuration and environment variables - Register custom pass-through endpoint handlers pointing to...

LiteLLM: Privilege escalation via unrestricted proxy configuration endpoint

ImpactThe /config/update endpoint does not enforce admin role authorization. A user who is already authenticated into the platform can then use this endpoint to do the following: - Modify proxy configuration and environment variables - Register custom pass-through endpoint handlers pointing to...

FastMCP: Missing Consent Verification in OAuth Proxy Callback Facilitates Confused Deputy Vulnerabilities

SummaryWhile testing the GitHubProvider OAuth integration, which allows authentication to a FastMCP MCP server via a FastMCP OAuthProxy using GitHub OAuth, it was discovered that the FastMCP OAuthProxy does not properly validate the user's consent upon receiving the authorization code from GitHub...

alation-ai-agent-mcp (1.0.0rc3), codesecure-mcp (1.0.0b9) +4 more potentially affected by CVE-2026-27124 via fastmcp (2.14.0)

fastmcp PYPI version 2.14.0 is affected by a known vulnerability. The following packages have a transitive dependency on fastmcp and may be impacted: - alation-ai-agent-mcp 1.0.0rc3 - codesecure-mcp 1.0.0b9 - korean-stat-mcp 0.1.4 - mcp-proxy-for-aws =1.1.5, =0.3.0, =0.5.0 - seclab-taskflow-agent...

PYSEC-2026-2474 FastMCP OAuth Proxy token reuse across MCP servers

While testing the OAuth Proxy implementation, it was noticed that the server does not properly respect the resource parameter submitted by the client in the authorization and token request. Instead of issuing the token explicitly for this MCP server, the token is issued for the baseurl passed to...

FastMCP OAuth Proxy token reuse across MCP servers

While testing the OAuth Proxy implementation, it was noticed that the server does not properly respect the resource parameter submitted by the client in the authorization and token request. Instead of issuing the token explicitly for this MCP server, the token is issued for the baseurl passed to...

kernel: rtmutex: Use waiter::task instead of current in remove_waiter()

A flaw was found in the Linux kernel. When the kernel's real-time mutex rtmutex component performs a specific operation called 'proxy-lock rollback' during futex requeue, it incorrectly handles task pointers. This can lead to a 'Use-After-Free' UAF vulnerability, where the system attempts to use...

EUVD-2026-43470

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Proxy & VPN Blocker Proxy & VPN Blocker proxy-vpn-blocker allows Stored XSS.This issue affects Proxy & VPN Blocker: from n/a through = 3.5.8...

nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers

A flaw was found in NGINX. When NGINX is configured to proxy HTTP/2 traffic using the ngxhttpproxyv2module or ngxhttpgrpcmodule with specific settings, a remote, unauthenticated attacker can send specially crafted large headers. This can trigger a heap-based buffer overflow, leading to a restart ...

CVE-2026-57399

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Proxy & VPN Blocker Proxy & VPN Blocker proxy-vpn-blocker allows Stored XSS.This issue affects Proxy & VPN Blocker: from n/a through = 3.5.8...

CVE-2026-57399 WordPress Proxy & VPN Blocker plugin <= 3.5.8 - Cross Site Scripting (XSS) vulnerability

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Proxy & VPN Blocker Proxy & VPN Blocker proxy-vpn-blocker allows Stored XSS.This issue affects Proxy & VPN Blocker: from n/a through = 3.5.8...

CVE-2026-57399 WordPress Proxy & VPN Blocker plugin <= 3.5.8 - Cross Site Scripting (XSS) vulnerability

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Proxy & VPN Blocker Proxy & VPN Blocker proxy-vpn-blocker allows Stored XSS.This issue affects Proxy & VPN Blocker: from n/a through = 3.5.8...

CVE-2026-57399

The CVE-2026-57399 affects the WordPress plugin Proxy & VPN Blocker (versions up to and including 3.5.8). The issue is a Stored XSS flaw caused by improper neutralization of input during web page generation, enabling an attacker to inject script content that is stored and later rendered. Affected...

MAL-2026-10373 Malicious code in sixseven10 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 21936e53270838d4901646de1e1c3eef9212055032d3cead428cbf3bfd60b9ed The package declares no install/postinstall/preinstall lifecycle scripts, and its declared main is sw.js — a browser ServiceWorker that uses...

MAL-2026-10255 Malicious code in abuden212 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 12fc33584a728d7313bfc310121db6971d546738676f5b71bd5202527415822a The tarball ships auto-publish.sh, a script that republishes the same payload under 100 distinct npm names ishowfeet1-ishowfeet20, nottuff1-nottuff30...

MAL-2026-10262 Malicious code in abuden220 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5db7640be1dad05b49efcd772335edd1d23af2473f60abc8104719377761f272 The tarball ships auto-publish.sh, a script that republishes the same payload under 100 distinct npm names ishowfeet1-ishowfeet20, nottuff1-nottuff30...

MAL-2026-10261 Malicious code in abuden219 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1de0c667d7c3cbfd4c96728443db8ac059d53487498341bd937cf2aaf738574a The tarball ships auto-publish.sh, a script that republishes the same payload under 100 distinct npm names ishowfeet1-ishowfeet20, nottuff1-nottuff30...

MAL-2026-10254 Malicious code in abuden211 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 3b56fab3567bb384777773b6a1a1793f1842ae69d9937268e4c6d837072f51ac The tarball ships auto-publish.sh, a script that republishes the same payload under 100 distinct npm names ishowfeet1-ishowfeet20, nottuff1-nottuff30...

MAL-2026-10272 Malicious code in abuden230 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2234aab0cda39685bbdd725de23c50e6e6b78ca85d8ae3c48dc0577287406f65 The tarball ships auto-publish.sh, a script that republishes the same payload under 100 distinct npm names ishowfeet1-ishowfeet20, nottuff1-nottuff30...