PYSEC-2026-1635 ml-logger file handler allows reading arbitrary files

A security flaw has been discovered in geyang ml-logger up to acf255bade5be6ad88d90735c8367b28cbe3a743. Affected by this issue is the function streamhandler of the file mllogger/server.py of the component File Handler. Performing manipulation of the argument key results in information disclosure...

PYSEC-2026-1925 SKOPS Card.get_model happily allows arbitrary code execution

Summary The Card class of skops, used for model documentation and sharing, allows arbitrary code execution. When a file other than .zip is provided to the Card class during instantiation, the internally invoked Card.getmodel method silently falls back to joblib without warning. Unlike the .skops...

PYSEC-2026-1967 TinyScientist has Path Traversal Vulnerability in PDF Review Function (CWE-22)

Description A critical path traversal vulnerability CWE-22 has been identified in the reviewpaper function in backend/app.py. The vulnerability allows malicious users to access arbitrary PDF files on the server by providing crafted file paths that bypass the intended security restrictions. Impact...

PYSEC-2026-1941 Starlette has possible denial-of-service vector when parsing large files in multipart forms

Summary When parsing a multi-part form with large files greater than the default max spool size starlette will block the main thread to roll the file over to disk. This blocks the event thread which means we can't accept new connections. Details Please see this discussion for details:...

PYSEC-2026-1286 Dagster Local File Inclusion vulnerability

Local File Inclusion in dagster.grpc.impl.getnotebookdata in Dagster 1.10.14 allows attackers with access to the gRPC server to read arbitrary files by supplying path traversal sequences in the notebookpath field of ExternalNotebookData requests, bypassing the intended extension-based check...

PYSEC-2026-1287 Dagster vulnerable to Path Traversal attack through its /logs endpoint

Directory Traversal vulnerability in dagster-webserver Dagster thru 1.5.10 allows remote attackers to obtain sensitive information via crafted request to the /logs endpoint. This may be restricted to certain file names that start with a dot '.'...

PYSEC-2026-1511 Langchain-Chatchat vulnerable to path traversal

A vulnerability classified as problematic was found in chatchat-space Langchain-Chatchat up to 0.3.1. This vulnerability affects unknown code of the file /v1/files?purpose=assistants. The manipulation leads to path traversal. The attack can be initiated remotely. The exploit has been disclosed to...

LLama-Index CLI OS command injection vulnerability

LLama-Index CLI prior to v0.4.1, corresponding to LLama-Index prior to v0.12.21, contains an OS command injection vulnerability. The vulnerability arises from the improper handling of the --files argument, which is directly passed into os.system. An attacker who controls the content of this...

PYSEC-2026-1557 LLama-Index CLI OS command injection vulnerability

LLama-Index CLI prior to v0.4.1, corresponding to LLama-Index prior to v0.12.21, contains an OS command injection vulnerability. The vulnerability arises from the improper handling of the --files argument, which is directly passed into os.system. An attacker who controls the content of this...

PYSEC-2026-1443 H2O Vulnerable to Denial of Service (DoS) via `/3/ImportFiles` Endpoint

A vulnerability in the /3/ImportFiles endpoint of h2oai/h2o-3 version 3.46.1 allows an attacker to cause a denial of service. The endpoint takes a single GET parameter, path, which can be recursively set to reference itself. This leads the server to repeatedly call its own endpoint, eventually...

PYSEC-2026-1737 Open WebUI Allows Arbitrary File Reading and Deletion

An improper access control vulnerability in open-webui/open-webui v0.3.8 allows attackers to view and delete any files. The application does not verify whether the attacker is an administrator, allowing the attacker to directly call the GET /api/v1/files/ interface to retrieve information on all...

PYSEC-2026-1442 H2O Vulnerable to Execution of Arbitrary Files

In h2oai/h2o-3 version 3.46.0, an endpoint exposing a custom EncryptionTool allows an attacker to encrypt any files on the target server with a key of their choosing. The chosen key can also be overwritten, resulting in ransomware-like behavior. This vulnerability makes it possible for an attacke...

Open WebUI Allows Arbitrary File Reading and Deletion

An improper access control vulnerability in open-webui/open-webui v0.3.8 allows attackers to view and delete any files. The application does not verify whether the attacker is an administrator, allowing the attacker to directly call the GET /api/v1/files/ interface to retrieve information on all...

PYSEC-2026-1091 Aim Relative Path Traversal vulnerability

A vulnerability in the runs/delete-batch endpoint of aimhubio/aim version 3.19.3 allows for arbitrary file or directory deletion through path traversal. The endpoint does not mitigate path traversal when handling user-specified run-names, which are used to specify log/metadata files for deletion...

PYSEC-2026-1517 langchain-core allows unauthorized users to read arbitrary files from the host file system

A vulnerability in langchain-core versions =0.1.17,=0.2.0,=0.3.0,0.3.15 allows unauthorized users to read arbitrary files from the host file system. The issue arises from the ability to create langchaincore.prompts.ImagePromptTemplate's and by extension langchaincore.prompts.ChatPromptTemplate's...

PYSEC-2026-1239 changedetection.io path traversal using file URI scheme without supplying hostname

Summary The validation for the file URI scheme falls short, and results in an attacker being able to read any file on the system. This issue only affects instances with a webdriver enabled, and ALLOWFILEURI false or not defined. Details The check used for URL protocol, issafeurl, allows file: as ...

MPXJ has a Potential Path Traversal Vulnerability

ImpactThe patch for the historical vulnerability CVE-2020-35460 in MPXJ is incomplete as there is still a possibility that a malicious path could be constructed which would not be picked up by the original fix and allow files to be written to arbitrary locations. PatchesThe issue is addressed in...

PYSEC-2026-1124 Ansible vulnerable to Insertion of Sensitive Information into Log File

A flaw was found in Ansible, where sensitive information stored in Ansible Vault files can be exposed in plaintext during the execution of a playbook. This occurs when using tasks such as includevars to load vaulted variables without setting the nolog: true parameter, resulting in sensitive data...

PYSEC-2026-1601 Mage AI Path Traversal vulnerability

Mage AI allows remote users with the "Viewer" role to leak arbitrary files from the Mage server due to a path traversal in the "File Content" request...

PYSEC-2026-1597 Mage AI Path Traversal vulnerability

Mage AI allows remote users with the "Viewer" role to leak arbitrary files from the Mage server due to a path traversal in the "Pipeline Interaction" request...