CVE-2026-55536

PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, Browser Server handleconnection checks Chrome extension origins with re.match and the unanchored expression chrome-extension://a-z0-932. Extra trailing characters pass before websocket.accept, allowing startsession commands and...

PraisonAI has a Browser Server WebSocket origin validation bypass via unanchored regex (patch bypass of CVE-2026-40289 / GHSA-8x8f-54wf-vv92)

Summary praisonai/browser/server.py validates incoming WebSocket connections using a Chrome extension Origin check. The regex chrome-extension://a-z0-932 is applied with re.match, which only anchors at the start of the string, not the end. Any Origin header with more than 32 alphanumeric characte...

GHSA-6G6R-Q6GW-W8FG PraisonAI has a Browser Server WebSocket origin validation bypass via unanchored regex (patch bypass of CVE-2026-40289 / GHSA-8x8f-54wf-vv92)

Summary praisonai/browser/server.py validates incoming WebSocket connections using a Chrome extension Origin check. The regex chrome-extension://a-z0-932 is applied with re.match, which only anchors at the start of the string, not the end. Any Origin header with more than 32 alphanumeric characte...

CVE-2026-55536

PraisonAI , a multi-agent teams system, contains a patch bypass (of CVE-2026-40289) in its Browser Server _handle_connection() method. The origin validation uses re.match() with the unanchored pattern chrome-extension://[a-z0-9]{32}, so extra trailing characters are ignored, allowing an attacker ...

CVE-2026-55536 Browser Server WebSocket origin validation bypass via unanchored regex (patch bypass of CVE-2026-40289 / GHSA-8x8f-54wf-vv92)

PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, Browser Server handleconnection checks Chrome extension origins with re.match and the unanchored expression chrome-extension://a-z0-932. Extra trailing characters pass before websocket.accept, allowing startsession commands and...

CVE-2026-55536 Browser Server WebSocket origin validation bypass via unanchored regex (patch bypass of CVE-2026-40289 / GHSA-8x8f-54wf-vv92)

PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, Browser Server handleconnection checks Chrome extension origins with re.match and the unanchored expression chrome-extension://a-z0-932. Extra trailing characters pass before websocket.accept, allowing startsession commands and...

CVE-2026-55536

PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, Browser Server handleconnection checks Chrome extension origins with re.match and the unanchored expression chrome-extension://a-z0-932. Extra trailing characters pass before websocket.accept, allowing startsession commands and...

Malicious Package

Overview statist-browser-typed-client-sme.platform.web.teasers is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between th...

Malicious Package

Overview statist-browser-typed-client-nfs.grocery.mobile.events is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between...

EUVD-2026-65496

PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, the MCP HTTP Stream validateorigin method accepts requestorigin.startswithallowed, so the attacker-controlled localhost.evil.example HTTP origin matches the localhost allowlist. Without an API key, a malicious webpage can submit...

GHSA-WJ6G-V78P-6FX3 PraisonAI has an origin validation bypass in MCP HTTP Stream transport that allows browser-mediated unauthenticated tool execution on local MCP server

Summary PraisonAI's MCP HTTP Stream transport uses an unsafe prefix match when validating the Origin header. The default localhost allowlist includes origins such as http://localhost, and the validation accepts any origin that starts with an allowed value. As a result, an attacker-controlled orig...

PraisonAI has an origin validation bypass in MCP HTTP Stream transport that allows browser-mediated unauthenticated tool execution on local MCP server

Summary PraisonAI's MCP HTTP Stream transport uses an unsafe prefix match when validating the Origin header. The default localhost allowlist includes origins such as http://localhost, and the validation accepts any origin that starts with an allowed value. As a result, an attacker-controlled orig...

axios: Axios: Client-side Denial of Service via unescaped regex metacharacters in XSRF cookie name

A flaw was found in Axios. A remote attacker, by influencing the XSRF cookie name in a browser environment, could cause the application to construct a regular expression that leads to excessive processing. This can result in a client-side Denial of Service DoS, where the affected browser tab may...

CVE-2026-56096

The extension passes the user-supplied search query parameter to Apache Solr without restricting advanced Solr query syntax such as wildcards, field selectors and range queries. A remote, unauthenticated attacker can use this syntax to enumerate indexed field names and extract their stored values...

[SECURITY] Fedora 44 Update: chromium-151.0.7922.173-1.fc44

Chromium is an open-source web browser, powered by WebKit Blink...

CVE-2026-55536: Improper Access Control

PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, Browser Server handleconnection checks Chrome extension origins with re.match and the unanchored expression chrome-extension://a-z0-932. Extra trailing characters pass before websocket.accept, allowing startsession commands and...

PT-2026-81347

Name of the Vulnerable Software and Affected Versions PraisonAI versions prior to 4.6.58 Description The Browser Server contains an authentication bypass in the handle connection function. The server validates incoming WebSocket connections by checking the Chrome extension origin using re.match...

Fake GTA 6 Extended Look and demo sites deliver an infostealer

GTA 6 footage really has leaked online, and Rockstar has an official Extended Look coming to Netflix on August 27. But cybercriminals are exploiting the hype with fake Rockstar sites that lead visitors to password-stealing malware. We identified a network of sites appearing in searches for a GTA ...

AliExpress caught using silent audio to fingerprint visitors’ browsers

AliExpress, the online marketplace owned by Alibaba Group, has come under scrutiny after researchers and browser maker Brave reported finding silent Web Audio processing on the site that could help fingerprint visitors’ devices. The audio processing did not record people through their microphones...

firefox: thunderbird: Mitigation bypass in the Safe Browsing component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Safe Browsing component...