GHSA-V42X-X7JP-845H Duplicate Advisory: jupyter-server is vulnerable to CORS origin validation bypass when the `allow_origin_pat` configuration is used

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-24qx-w28j-9m6p. This link is maintained to preserve external references. Original Description A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation...

Duplicate Advisory: jupyter-server is vulnerable to CORS origin validation bypass when the `allow_origin_pat` configuration is used

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-24qx-w28j-9m6p. This link is maintained to preserve external references. Original Description A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation...

CVE-2026-8888 CVE-2026-8888

Version 3.0.7 of the Securly Chrome Extension downloads config.json over HTTP and compiles server-provided patterns as JavaScript regular expressions via new RegExp without complexity validation. An on-path attacker can inject specific patterns to cause catastrophic backtracking, resulting in...

CVE-2026-6657

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

CVE-2026-6657

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

CVE-2026-6657 CORS Origin Validation Bypass in jupyter-server

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

CVE-2026-6657 CORS Origin Validation Bypass in jupyter-server

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

EUVD-2026-34104

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

CVE-2026-6657

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

CVE-2026-6657 CORS Origin Validation Bypass in jupyter-server

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

CVE-2026-6657

CVE-2026-6657 affects jupyter-server versions 1.12.0–2.17.0. Root cause: use of re.match() for Origin validation in allow_origin_pat, allowing attacker-controlled domains to bypass CORS checks (e.g., trusted.example.com.evil.com) across CORS headers, WebSocket, referer validation, and login redir...

Regular Expression Denial of Service (ReDoS)

Overview code-index-mcp is a Code indexing and analysis tools for LLMs using MCP Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the issaferegexpattern function of the searchcodeadvanced component. An attacker can cause excessive resource...

EUVD-2026-34057

A weakness has been identified in johnhuang316 code-index-mcp up to 2.14.0. Affected is the function issaferegexpattern of the component searchcodeadvanced. Executing a manipulation of the argument regex can lead to inefficient regular expression complexity. It is possible to launch the attack...

Code Index MCP is vulnerable to Uncontrolled Resource Consumption

A weakness has been identified in johnhuang316 code-index-mcp up to 2.14.0. Affected is the function issaferegexpattern of the component searchcodeadvanced. Executing a manipulation of the argument regex can lead to inefficient regular expression complexity. It is possible to launch the attack...

PT-2026-46053

Name of the Vulnerable Software and Affected Versions Securly Chrome Extension version 3.0.7 Description The software downloads config.json over HTTP and compiles server-provided patterns as JavaScript regular expressions using the new RegExp function without complexity validation. An on-path...

Linux Distros Unpatched Vulnerability : CVE-2026-6657

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is...

CVE-2026-10692

A weakness has been identified in johnhuang316 code-index-mcp up to 2.14.0. Affected is the function issaferegexpattern of the component searchcodeadvanced. Executing a manipulation of the argument regex can lead to inefficient regular expression complexity. It is possible to launch the attack...

CVE-2026-10692

The CVE-2026-10692 affects johnhuang316 code-index-mcp up to version 2.14.0, specifically the is_safe_regex_pattern function in the search_code_advanced component. Manipulating the regex argument can cause inefficient regex processing (potentially a denial-of-service), with remote attack potentia...

CVE-2026-10692 johnhuang316 code-index-mcp search_code_advanced is_safe_regex_pattern redos

A weakness has been identified in johnhuang316 code-index-mcp up to 2.14.0. Affected is the function issaferegexpattern of the component searchcodeadvanced. Executing a manipulation of the argument regex can lead to inefficient regular expression complexity. It is possible to launch the attack...

CVE-2026-10692 johnhuang316 code-index-mcp search_code_advanced is_safe_regex_pattern redos

A weakness has been identified in johnhuang316 code-index-mcp up to 2.14.0. Affected is the function issaferegexpattern of the component searchcodeadvanced. Executing a manipulation of the argument regex can lead to inefficient regular expression complexity. It is possible to launch the attack...