Open WebUI: SSRF Protection Bypass in Playwright Web Loader via HTTP Redirects

Summary The SafePlaywrightURLLoader implements a validateurl function to prevent SSRF attacks by checking the IP address of the user-provided URL. However, this validation is performed only on the initial URL. Since Playwright automatically follows HTTP redirects 301/302 by default, an attacker c...

Adversarial Exposure Validation Turns Security Visibility into Confident Prioritization

For security teams, the findings never stop, but confidence in knowing which ones matter is becoming harder to maintain. The problem is no longer visibility. It's validation. Security teams must decide which findings warrant action while operating under constant pressure and incomplete informatio...

PT-2026-50590

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.6 Description The SafePlaywrightURLLoader uses a validate url function to prevent Server-Side Request Forgery SSRF by checking the IP address of a user-provided URL. However, this validation only occurs for the...

EUVD-2026-37079

A session fixation vulnerability has been identified in osTicket v1.18.2. This security flaw allows an attacker to hijack a victim’s account by keeping the initial session identifier OSTSESSID active after a successful login. The issue lies in the fact that the application does not invalidate the...

Malicious Package

Overview express-initial is a malicious package. that installs "socket io" as a remote access trojan RAT, then fetch a second-stage payload 0001.dat from the same command-and-control C2 server and execute it. The C2 is linked to FAMOUS CHOLLIMA, a North Korean DPRK group behind the "Contagious...

SUSE CVE-2026-42764

Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dereference in the OpenSSL QUIC server with address validation disabled. Impact summary: NULL pointer dereference typically causes abnormal termination of the affected QUIC server process and a Denial ...

Appsmith Super User Creation Race Condition Allows Multiple Instance Administrators

Summary The /api/v1/users/super endpoint enforces a restriction that only one super user Instance Administrator can be created during initial setup. However, due to a Time-of-Check-Time-of-Use TOCTOU race condition in the signupAndLoginSuper method, concurrent requests can bypass this restriction...

GHSA-9WCP-79G5-5C3C Appsmith Super User Creation Race Condition Allows Multiple Instance Administrators

Summary The /api/v1/users/super endpoint enforces a restriction that only one super user Instance Administrator can be created during initial setup. However, due to a Time-of-Check-Time-of-Use TOCTOU race condition in the signupAndLoginSuper method, concurrent requests can bypass this restriction...

CVE-2026-44894

Netty is a network application framework for development of protocol servers and clients. NoQuicTokenHandler is the tokenHandler used when the application does not set one. Prior to version 4.2.15.Final, its writeToken returns false server will not send Retry — acceptable, but validateToken...

CVE-2026-44894

Netty is a network application framework for development of protocol servers and clients. NoQuicTokenHandler is the tokenHandler used when the application does not set one. Prior to version 4.2.15.Final, its writeToken returns false server will not send Retry — acceptable, but validateToken...

UBUNTU-CVE-2026-44894

Netty is a network application framework for development of protocol servers and clients. NoQuicTokenHandler is the tokenHandler used when the application does not set one. Prior to version 4.2.15.Final, its writeToken returns false server will not send Retry — acceptable, but validateToken...

CVE-2026-50020 Netty's HttpObjectDecoder skips arbitrary initial control characters when only initial CRLF characters are permitted

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, before reading the first request-line, HttpObjectDecoder skips every byte for which Character.isISOControlb is true 0x00–0x1F and 0x7F as well as all...

CVE-2026-50020 Netty's HttpObjectDecoder skips arbitrary initial control characters when only initial CRLF characters are permitted

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, before reading the first request-line, HttpObjectDecoder skips every byte for which Character.isISOControlb is true 0x00–0x1F and 0x7F as well as all...

CVE-2026-50020

Netty (network framework) contains a flaw in HttpObjectDecoder: prior to reading the first request-line, it ignores all ISO control bytes (0x00–0x1F, 0x7F) plus whitespace, beyond what RFC 9112 allows. This can cause request-boundary confusion in pipelined or multiplexed transports. Affects Netty...

EUVD-2026-36455

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, DefaultHttp2Connection.DefaultEndpoint initialises maxActiveStreams/maxStreams to Integer.MAXVALUE, and Http2Settings never inserts...

The SpaceX Pre-IPO Market: How Crypto Rails Are Opening Synthetic Access

SpaceX Pre-IPO demand is growing as crypto exchanges offer synthetic exposure to its reported $1.75T valuation without direct equity ownership...

PT-2026-51464

Summary The /api/v1/users/super endpoint enforces a restriction that only one super user Instance Administrator can be created during initial setup. However, due to a Time-of-Check-Time-of-Use TOCTOU race condition in the signupAndLoginSuper method, concurrent requests can bypass this restriction...

CVE-2026-49973

CVE-2026-49973 affects Hermes WebUI prior to version 0.51.358. The issue is an improper access control in the settings API that allows unauthenticated remote attackers to hijack the initial setup by posting to the /api/settings endpoint using the _set_password parameter without origin restriction...

CVE-2026-49973 Hermes WebUI < 0.51.358 Unauthenticated Password Takeover via /api/settings

Hermes WebUI before version 0.51.358 contains an improper access control vulnerability that allows unauthenticated remote attackers to hijack initial setup by submitting the setpassword parameter to the settings API endpoint without any network origin restriction. Attackers on any reachable netwo...

EUVD-2026-36306

Hermes WebUI before version 0.51.358 contains an improper access control vulnerability that allows unauthenticated remote attackers to hijack initial setup by submitting the setpassword parameter to the settings API endpoint without any network origin restriction. Attackers on any reachable netwo...