AI-Assisted HTTP Terminator Finds Novel HTTP Desync Techniques and Apache Zero-Day

PortSwigger says HTTP Terminator, an artificial intelligence AI-assisted research system built by James Kettle , generated and proved new HTTP desynchronization techniques after exploring 30,000 candidate desync vectors. PortSwigger said a separate human-guided discovery cascade also exposed a...

OESA-2026-3268 libevent security update

Libevent additionally provides a sophisticated framework for buffered network IO, with support for sockets, filters, rate-limiting, SSL, zero-copy file transmission, and IOCP. Libevent includes support for several useful protocols, including DNS, HTTP, and a minimal RPC framewor. Security Fixes:...

CVE-2026-45204

CVE-2026-45204 concerns GPU DDK code: Out-of-bounds memory access and a kernel NULL pointer dereference in DmaTransfer when pui64Address points to device memory. The vulnerability arises in an error path of a function running in kernel mode, potentially causing kernel exceptions, platform instabi...

[SECURITY] Fedora 43 Update: curl-8.15.0-8.fc43

curl is a command line tool for transferring data with URL syntax, supporting FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMA P, SMTP, POP3 and RTSP. curl supports SSL certificates, HTTP POST, HTTP PUT, FTP uploading, HTTP form based upload, proxies, cookies,...

PT-2026-76580

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, the libevent evhttp parser in http.c inconsistently handles duplicate Transfer-Encoding headers, comma-separated Transfer-Encoding values, and bare line feeds in chunked framing. evhttp find header can select only the fir...

CVE-2026-71554 h2: Duplicate Host header could facilitate request smuggling

h2 is a pure-Python implementation of a HTTP/2 protocol stack. Versions up to and including 4.4.0 accept request header blocks containing more than one Host header, and forward every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request...

CVE-2025-15674

Passster (WordPress plugin) before 4.3.7 allows low-privilege users with edit_posts capability to read globally password-protected content via the WordPress REST API when global protection is enabled. Any Contributor or higher can access protected pages/posts without the password. A fix is availa...

CVE-2026-70637

LightFTP through 2.4 contains multiple data race vulnerabilities in ftpserv.c that allow anonymous attackers to cause undefined behavior by issuing LIST followed by ABOR commands without authentication. The control thread closes datasocket and filefd descriptors while worker threads concurrently...

Security Bulletin: Due to the use of Netty IBM webMethods Managed File Transfer is vulnerable to Improper Access Control and Allocation of Resources without Limits or Throttling

Summary Multiple vulnerabilities in Netty used by IBM webMethods Managed File Transfer have been addressed in MAT11.1ServerFix5 and MAT12.1ServerFix1 Vulnerability Details CVEID:CVE-2026-42580 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final...

CVE-2026-71310

A flaw was found in rclone. A remote attacker, by controlling a malicious or compromised proxy server or acting as an on-path attacker for a plaintext HTTP proxy connection, could send oversized HTTP CONNECT response headers. The rclone application's HTTP CONNECT helper processes these responses...

CVE-2026-71311

A flaw was found in rclone, a command-line program for syncing files. A remote attacker could exploit a vulnerability in the FTP backend's filename encoding. When a non-default encoding is used, specially crafted filenames containing carriage return and line feed CRLF characters can be injected...

SUSE CVE-2026-67181

Rouille 0.3.3 through 3.6.2 contains an HTTP request smuggling vulnerability that allows remote attackers to desynchronize HTTP message boundaries by exploiting improper header forwarding in the proxy implementation. The proxy in src/proxy.rs forwards the client's Transfer-Encoding header to...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...

Linux Distros Unpatched Vulnerability : CVE-2026-71312

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to v1.75.0, rclone interpolates remote SFTP...

DEBIAN-CVE-2026-71311

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.0, a valid but nondefault FTP filename encoding in backend/ftp/ftp.go can restore raw CR/LF immediately before an attacker-controlled path is interpolated into the...

CVE-2026-71311

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.0, a valid but nondefault FTP filename encoding in backend/ftp/ftp.go can restore raw CR/LF immediately before an attacker-controlled path is interpolated into the...

CVE-2026-71310

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.0, the shared HTTP CONNECT helper in lib/proxy/http.go parses proxy CONNECT responses with http.ReadResponse over an unrestricted buffered reader, allowing a malicious or...

DEBIAN-CVE-2026-71309

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.40.0 until 1.75.0, rclone serve restic does not correctly reject URL paths beginning with ../ in cmd/serve/restic/restic.go WithRemote, which accepts a leading parent path and pass...

CVE-2026-71311

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.0, a valid but nondefault FTP filename encoding in backend/ftp/ftp.go can restore raw CR/LF immediately before an attacker-controlled path is interpolated into the...

UBUNTU-CVE-2026-71310

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.0, the shared HTTP CONNECT helper in lib/proxy/http.go parses proxy CONNECT responses with http.ReadResponse over an unrestricted buffered reader, allowing a malicious or...