H2O Vulnerable to Denial of Service (DoS) via `/3/ParseSetup` Endpoint

A vulnerability in the /3/ParseSetup endpoint of h2oai/h2o-3 version 3.46.0.1 allows for a denial of service DoS attack. The endpoint applies a user-specified regular expression to a user-controllable string. This can be exploited by an attacker to cause inefficient regular expression complexity,...

GHSA-WWR9-4GMR-XVQ9 H2O Vulnerable to Denial of Service (DoS) via `/3/Parse` Endpoint

A vulnerability in the /3/Parse endpoint of h2oai/h2o-3 version 3.46.0.1 allows for a denial of service DoS attack. The endpoint uses a user-specified string to construct a regular expression, which is then applied to another user-specified string. By sending multiple simultaneous requests, an...

CVE-2024-8764

A vulnerability in lunary-ai/lunary, as of commit be54057, allows users to upload and execute arbitrary regular expressions on the server side. This can lead to a Denial of Service DoS condition, as certain regular expressions can cause excessive resource consumption, blocking the server from...

CVE-2024-6839

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

DEBIAN-CVE-2024-6839

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

PYSEC-2025-94

A Regular Expression Denial of Service ReDoS vulnerability exists in gaizhenbiao/chuanhuchatgpt, as of commit 20b2e02. The server uses the regex pattern r'+' to parse user input. In Python's default regex engine, this pattern can take polynomial time to match certain crafted inputs. An attacker c...

PYSEC-2025-94

A Regular Expression Denial of Service ReDoS vulnerability exists in gaizhenbiao/chuanhuchatgpt, as of commit 20b2e02. The server uses the regex pattern r'+' to parse user input. In Python's default regex engine, this pattern can take polynomial time to match certain crafted inputs. An attacker c...

CVE-2024-10955

A Regular Expression Denial of Service ReDoS vulnerability exists in gaizhenbiao/chuanhuchatgpt, as of commit 20b2e02. The server uses the regex pattern r'+' to parse user input. In Python's default regex engine, this pattern can take polynomial time to match certain crafted inputs. An attacker c...

CVE-2024-10550

A vulnerability in the /3/ParseSetup endpoint of h2oai/h2o-3 version 3.46.0.1 allows for a denial of service DoS attack. The endpoint applies a user-specified regular expression to a user-controllable string. This can be exploited by an attacker to cause inefficient regular expression complexity,...

UBUNTU-CVE-2024-6839

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

CVE-2024-8998 Regular Expression Denial of Service (ReDoS) in lunary-ai/lunary

A Regular Expression Denial of Service ReDoS vulnerability exists in lunary-ai/lunary version git f07a845. The server uses the regex /.?/ to match user-controlled strings. In the default JavaScript regex engine, this regex can take polynomial time to match certain crafted user inputs. As a result...

CVE-2024-6839 Improper Regex Path Matching in corydolphin/flask-cors

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

CVE-2024-6839 Improper Regex Path Matching in corydolphin/flask-cors

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

CVE-2024-6839

CVE-2024-6839 is a confirmed issue in corydolphin/flask-cors 4.0.1 where improper regex path matching lets less restrictive CORS policies apply to sensitive endpoints due to priority bias toward longer regexes. The vulnerability can enable unauthorized cross-origin access to data or functionality...

CVE-2024-6839

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

CVE-2024-6839 Improper Regex Path Matching in corydolphin/flask-cors

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

CVE-2024-8764 Improper Authorization in lunary-ai/lunary

A vulnerability in lunary-ai/lunary, as of commit be54057, allows users to upload and execute arbitrary regular expressions on the server side. This can lead to a Denial of Service DoS condition, as certain regular expressions can cause excessive resource consumption, blocking the server from...

Danswer 资源管理错误漏洞

Danswer is Danswer AI open source an artificial intelligence assistant that connects to company documents, applications and people. Danswer suffers from a Resource Management Error vulnerability that stems from a regular expression denial of service, which could result in significantly slower...

Lunary 资源管理错误漏洞

Lunary is Lunary open source a production toolkit for LLM . A security vulnerability exists in Lunary version 105a3f6 that originates from allowing users to upload and execute arbitrary regular expressions, which can be exploited by an attacker to potentially cause a regular expression denial of...

PT-2025-12257 · Lunary Ai · Lunary

Name of the Vulnerable Software and Affected Versions: lunary-ai/lunary version git f07a845 lunary-ai/lunary versions prior to 1.4.26 Description: A Regular Expression Denial of Service ReDoS vulnerability exists in the server, which uses the regex /.?/ to match user-controlled strings. In the...