PYSEC-2026-2651 Mistune has a ReDoS in LINK_TITLE_RE that allows denial of service via crafted Markdown input

Summary A ReDoS Regular Expression Denial of Service vulnerability in LINKTITLERE allows an attacker who can supply Markdown for parsing to cause denial of service. A crafted 58-byte Markdown document blocks the parser for approximately 6 seconds measured on Apple M2, Python 3.14.3, with...

PYSEC-2026-2557 Langchain-Chatchat Uses Insufficiently Random Values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

Langchain-Chatchat Uses Insufficiently Random Values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

PYSEC-2026-2558 Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm

A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webuipages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument...

Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm

A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webuipages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument...

Prefect Auth Bypass via endswith() Health Check Exemption

A vulnerability was detected in PrefectHQ prefect up to 3.6.21. This impacts the function endswith of the file /api/health of the component Health Check API. Performing a manipulation results in improper authentication. The attack is possible to be carried out remotely. The exploit is now public...

PYSEC-2026-2958 Prefect Unauthenticated Event Injection via /api/events/in WebSocket

A flaw has been found in PrefectHQ prefect up to 3.6.13. Affected is an unknown function of the file /api/events/in of the component WebSocket Endpoint. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be...

PYSEC-2026-2955 Prefect Git Argument Injection in GitRepository Pull Steps

A vulnerability was found in PrefectHQ prefect up to 3.6.25.dev6. Affected by this issue is some unknown functionality of the file src/prefect/runner/storage.py of the component GitRepository Pull Handler. The manipulation of the argument commitsha/directories results in argument injection. It is...

MindsDB has an Improper Access Control Issue

A weakness has been identified in MindsDB up to 26.01. This impacts the function exec of the file mindsdb/integrations/handlers/byomhandler/procwrapper.py of the component Engine Handler. Executing a manipulation can lead to unrestricted upload. The attack can be executed remotely. The exploit ha...

PYSEC-2026-2648 MindsDB has an Improper Access Control Issue

A weakness has been identified in MindsDB up to 26.01. This impacts the function exec of the file mindsdb/integrations/handlers/byomhandler/procwrapper.py of the component Engine Handler. Executing a manipulation can lead to unrestricted upload. The attack can be executed remotely. The exploit ha...

mem0ai mem0 has an Improper Input Validation Issue

A vulnerability was found in mem0ai mem0 up to 1.0.11. This affects the function pickle.load/pickle.dump of the file mem0/vectorstores/faiss.py. Performing a manipulation results in deserialization. It is possible to initiate the attack remotely. The exploit has been made public and could be used...

PYSEC-2026-2956 Prefect Auth Bypass via endswith() Health Check Exemption

A vulnerability was detected in PrefectHQ prefect up to 3.6.21. This impacts the function endswith of the file /api/health of the component Health Check API. Performing a manipulation results in improper authentication. The attack is possible to be carried out remotely. The exploit is now public...

mcpo-simple-server has a Path Traversal issue

A weakness has been identified in getsimpletool mcpo-simple-server up to 0.2.0. Affected is the function deletesharedprompt of the file src/mcposimpleserver/services/promptmanager/basemanager.py. This manipulation of the argument detail causes relative path traversal. It is possible to initiate t...

AstrBot Makes Use of Hard-coded Password

A security vulnerability has been detected in AstrBotDevs AstrBot up to 4.16.0. This issue affects some unknown processing of the file astrbot/dashboard/routes/auth.py of the component Dashboard. The manipulation leads to hard-coded credentials. It is possible to initiate the attack remotely. The...

PYSEC-2026-2632 mcpo-simple-server has a Path Traversal issue

A weakness has been identified in getsimpletool mcpo-simple-server up to 0.2.0. Affected is the function deletesharedprompt of the file src/mcposimpleserver/services/promptmanager/basemanager.py. This manipulation of the argument detail causes relative path traversal. It is possible to initiate t...

PYSEC-2026-2382 AstrBot Makes Use of Hard-coded Password

A security vulnerability has been detected in AstrBotDevs AstrBot up to 4.16.0. This issue affects some unknown processing of the file astrbot/dashboard/routes/auth.py of the component Dashboard. The manipulation leads to hard-coded credentials. It is possible to initiate the attack remotely. The...

mkdocs-mcp-plugin has a Path Traversal issue

A vulnerability was found in douinc mkdocs-mcp-plugin up to 0.4.1. This affects the function readdocument/listdocuments of the file server.py. Performing a manipulation of the argument docsdir/filepath results in path traversal. The attack is possible to be carried out remotely. The exploit has...

PYSEC-2026-2653 mkdocs-mcp-plugin has a Path Traversal issue

A vulnerability was found in douinc mkdocs-mcp-plugin up to 0.4.1. This affects the function readdocument/listdocuments of the file server.py. Performing a manipulation of the argument docsdir/filepath results in path traversal. The attack is possible to be carried out remotely. The exploit has...

PYSEC-2026-2684 notes-mcp has a Path Traversal issue

A security vulnerability has been detected in edvardlindelof notes-mcp up to 0.1.4. This affects an unknown function of the file notesmcp.py. The manipulation of the argument rootdir/path leads to path traversal. The attack is possible to be carried out remotely. The exploit has been disclosed...

PYSEC-2026-2386 auto-favicon has a Server-Side Request Forgery issue

A vulnerability was found in dh1011 auto-favicon up to f189116a9259950c2393f114dbcb94dde0ad864b. This issue affects the function generatefaviconfromurl of the file src/autofavicon/server.py of the component MCP Tool. The manipulation of the argument imageurl results in server-side request forgery...