GHSA-6HX8-3WJJ-GR8G WebOb: Open redirect in Location header normalization via leading C0 control / space characters

Summary This is a third follow-up to CVE-2024-42353 / GHSA-mg3v-6m49-jhp3 and CVE-2026-44889 / GHSA-fh3h-vg37-cc95. WebOb makes the Location header absolute when it serves a redirect. To stop a relative or protocol-relative target from redirecting users off-host, it checks the value for a URI...

@logtape/syslog: syslog log injection via unescaped control characters and unvalidated SD-NAME keys

@logtape/syslog contains two related output-encoding bugs in the structured data formatting code. Both only affect deployments with includeStructuredData: true, which is non-default. 1. Unescaped C0 control characters in structured data values escapeStructuredDataValue in...

CVE-2026-54511

@logtape/syslog (part of LogTape, a Node.js logging library) contains two related output-encoding bugs in its structured-data formatting, affecting versions prior to 1.3.11 , 2.0.14 , and 2.1.5 when includeStructuredData is set to true (non-default). The escapeStructuredDataValue() function fails...

SUSE CVE-2026-54770

WebOb provides objects for HTTP requests and responses. Prior to 1.8.11, Response.makelocationabsolute in src/webob/response.py checks a Location value for a URI scheme or leading double slash before urllib.parse.urljoin strips leading C0 control characters and spaces. An attacker-controlled valu...

Linux Distros Unpatched Vulnerability : CVE-2026-54770

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - WebOb provides objects for HTTP requests and responses. Prior to 1.8.11, Response.makelocationabsolute in src/webob/response.py checks a Location value for a UR...

CVE-2026-54770

WebOb provides objects for HTTP requests and responses. Prior to 1.8.11, Response.makelocationabsolute in src/webob/response.py checks a Location value for a URI scheme or leading double slash before urllib.parse.urljoin strips leading C0 control characters and spaces. An attacker-controlled valu...

DEBIAN-CVE-2026-54770

WebOb provides objects for HTTP requests and responses. Prior to 1.8.11, Response.makelocationabsolute in src/webob/response.py checks a Location value for a URI scheme or leading double slash before urllib.parse.urljoin strips leading C0 control characters and spaces. An attacker-controlled valu...

CVE-2026-54770 WebOb: Open redirect in Location header normalization via leading C0 control / space characters

WebOb provides objects for HTTP requests and responses. Prior to 1.8.11, Response.makelocationabsolute in src/webob/response.py checks a Location value for a URI scheme or leading double slash before urllib.parse.urljoin strips leading C0 control characters and spaces. An attacker-controlled valu...