Ecosystem
PyPI
7,110 known vulnerabilities.
Most affected packages
2,904 results · Clear filters · Feed
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Medium 5.1
JupyterHub has an Open Redirect Vulnerability
JupyterHub is software that allows one to create a multi-user server for Jupyter notebooks. Prior to version 5.4.4, an open redirect vulnerability in JupyterHub allows attackers to construct links which, when clicked, take users to the JupyterHub login page, …
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Medium 6.7
FastMCP has a Command Injection vulnerability - Gemini CLI
FastMCP is the standard framework for building MCP applications. Prior to version 3.2.0, server names containing shell metacharacters (e.g., &) can cause command injection on Windows when passed to fastmcp install claude-code or fastmcp install gemini-cli. Th…
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Medium 5.9
vLLM: Downmix Implementation Differences as Attack Vectors Against Audio AI Models
vLLM is an inference and serving engine for large language models (LLMs). From version 0.5.5 to before version 0.18.0, Librosa defaults to using numpy.mean for mono downmixing (to_mono), while the international standard ITU-R BS.775-4 specifies a weighted dow…
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Medium 5.5
Copier `_external_data` allows path traversal and absolute-path local file read without unsafe mode
Copier is a library and CLI app for rendering project templates. Prior to version 9.14.1, Copier's _external_data feature allows a template to load YAML files using template-controlled paths. If untrusted templates are in scope, a malicious template can read …
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Medium 4.4
Copier `_subdirectory` allows template root escape via parent-directory traversal
Copier is a library and CLI app for rendering project templates. Prior to version 9.14.1, Copier's _subdirectory setting is documented as the subdirectory to use as the template root. However, the current implementation accepts parent-directory traversal such…
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Medium 4.4
poetry-plugin-tweak-dependencies-version affected by CVE-2026-25645
Pin vulnerable version of requests library
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Medium —
c2cciutils affected by CVE-2022-40896
Pinned vulnerable version of Pygment [CVE-2022-40896](https://nvd.nist.gov/vuln/detail/CVE-2022-40896)
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Medium 6.5
Flask-HTTPAuth invokes token verification callback when missing or empty token was given by client
Flask-HTTPAuth provides Basic, Digest and Token HTTP authentication for Flask routes. Prior to version 4.8.1, in a situation where the client makes a request to a token protected resource without passing a token, or passing an empty token, Flask-HTTPAuth woul…
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Medium 6.3
AIOHTTP: Duplicate Host header accepted
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, multiple Host headers were allowed in aiohttp. This issue has been patched in version 3.13.4.
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Medium 6.6
AIOHTTP: Multipart Header Size Bypass
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, a response with an excessive number of multipart headers may be allowed to use more memory than intended, potentially allowing a DoS vulnerability. This i…
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Medium 6.6
AIOHTTP: UNC SSRF/NTLMv2 Credential Theft/Local File Read in static resource handler on Windows
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, on Windows the static resource handler may expose information about a NTLMv2 remote path. This issue has been patched in version 3.13.4.
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Medium 6.9
AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4.
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Medium 6.5
ChangeDetection.io < 0.54.7 SafeXPath3Parser Bypass Arbitrary File Read
ChangeDetection.io versions prior to 0.54.7 contain a protection bypass vulnerability in the SafeXPath3Parser implementation that allows attackers to read arbitrary local files by using unblocked XPath 3.0/3.1 functions such as json-doc() and similar file-acc…
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Medium 5.5
ONNX: External Data Symlink Traversal
Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, there is a symlink traversal vulnerability in external data loading allows reading files outside the model directory. This issue has been p…
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Medium 4.7
ONNX: Arbitrary File Read via ExternalData Hardlink Bypass in ONNX load
Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, there is an issue in onnx.load, the code checks for symlinks to prevent path traversal, but completely misses hardlinks because a hardlink …
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Medium 4.8
Claude SDK for Python: Insecure Default File Permissions in Local Filesystem Memory Tool
The Claude SDK for Python provides access to the Claude API from Python applications. From version 0.86.0 to before version 0.87.0, the local filesystem memory tool in the Anthropic Python SDK created memory files with mode 0o666, leaving them world-readable …
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Medium 5.8
Claude SDK for Python: Memory Tool Path Validation Race Condition Allows Sandbox Escape
The Claude SDK for Python provides access to the Claude API from Python applications. From version 0.86.0 to before version 0.87.0, the async local filesystem memory tool in the Anthropic Python SDK validated that model-supplied paths resolved inside the sand…
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Medium 6.9
alerta-server has potential SQL Injection vulnerability in Query String Syntax (q=) API
Alerta is a monitoring tool. Prior to version 9.1.0, the Query string search API (q=) was vulnerable to SQL injection via the Postgres query parser, which built WHERE clauses by interpolating user-supplied search terms directly into SQL strings via f-strings.…
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Medium 6.1
Slippers: Cross-Site Scripting (XSS) in `attrs` Template Tag
Slippers is a UI component framework for Django. Prior to version 0.6.3, a Cross-Site Scripting (XSS) vulnerability exists in the {% attrs %} template tag of the slippers Django package. When a context variable containing untrusted data is passed to {% attrs …
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Medium 5.0
OpenStack Glance is affected by Server-Side Request Forgery (SSRF)
OpenStack Glance before 29.1.1, 30.x before 30.1.1, and 31.0.0 is affected by Server-Side Request Forgery (SSRF). By use of HTTP redirects, an authenticated user can bypass URL validation checks and redirect to internal services. Only glance image import func…
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Medium 4.8CVE-2026-32794 Public exploit
Apache Airflow Provider for Databricks: TLS Certificate Verification Disabled in Databricks Provider K8s Token Exchange
Improper Certificate Validation vulnerability in Apache Airflow Provider for Databricks. Provider code did not validate certificates for connections to Databricks back-end which could result in a man-of-a-middle attack that traffic is intercepted and manipula…
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Medium 6.5
OpenCC has an Out-of-bounds read when processing truncated UTF-8 input
### Summary OpenCC versions before 1.2.0 contain two `CWE-125: Out-of-bounds Read` issues caused by length validation failures in UTF-8 processing. When handling malformed or truncated UTF-8 input, OpenCC trusted derived length values without enforcing the in…
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Medium 5.3CVE-2026-33936 Public exploit
python-ecdsa: Denial of Service via improper DER length validation in crafted private keys
The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Prio…
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Medium 6.3
huggingface smolagents Incomplete Fix CVE-2025-9959 local_python_executor.py evaluate_with code injection
A weakness has been identified in huggingface smolagents 1.25.0.dev0. This affects the function evaluate_augassign/evaluate_call/evaluate_with of the file src/smolagents/local_python_executor.py of the component Incomplete Fix CVE-2025-9959. This manipulation…
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Medium 4.6
pypdf: Possible infinite loop during recovery attempts in DictionaryObject.read_from_stream
pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If…
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Medium 5.4
Open WebUI has unauthorized deletion of knowledge files
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, an access control check is missing when deleting a file from a knowledge base. The only check being done is that the user has write acce…
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Medium 4.3
Open WebUI vulnerable to Path Traversal in `POST /api/v1/audio/transcriptions`
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, an unsanitized filename field in the speech-to-text transcription endpoint allows any authenticated non-admin user to trigger a `FileNot…
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Medium 4.7
Streamlit on Windows has Unauthenticated SSRF Vulnerability (NTLM Credential Exposure)
Streamlit is a data oriented application development framework for python. Streamlit Open Source versions prior to 1.54.0 running on Windows hosts have an unauthenticated Server-Side Request Forgery (SSRF) vulnerability. The vulnerability arises from improper…
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Medium 5.3
MobSF has SQL Injection in its SQLite Database Viewer Utils
MobSF is a mobile application security testing tool used. Prior to version 4.4.6, MobSF's `read_sqlite()` function in `mobsf/MobSF/utils.py` (lines 542-566) uses Python string formatting (`%`) to construct SQL queries with table names read from a SQLite datab…
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Medium 4.4CVE-2026-25645 Public exploit
Requests has Insecure Temp File Reuse in its extract_zipped_paths() utility function
Requests is a HTTP library. Prior to version 2.33.0, the `requests.utils.extract_zipped_paths()` utility function uses a predictable filename when extracting files from zip archives into the system temporary directory. If the target file already exists, it is…
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Medium 6.9
NiceGUI's unvalidated chunk size parameter in media routes can cause memory exhaustion
NiceGUI is a Python-based UI framework. Prior to version 3.9.0, NiceGUI's app.add_media_file() and app.add_media_files() media routes accept a user-controlled query parameter that influences how files are read during streaming. The parameter is passed to the …
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Medium 6.5
pyload-ng: Improper Authentication and Origin Validation Error
pyLoad is a free and open-source download manager written in Python. Prior to version 0.5.0b3.dev97, a Host Header Spoofing vulnerability in the @local_check decorator allows unauthenticated external attackers to bypass local-only restrictions. This grants ac…
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Medium 5.3
PyTorch pt2 Loading deserialization
A vulnerability was identified in PyTorch 2.10.0. The affected element is an unknown function of the component pt2 Loading Handler. The manipulation leads to deserialization. The attack can only be performed from a local environment. The exploit is publicly a…
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Medium 6.2
Deluge 1.3.15 Denial of Service via URL Field
Deluge 1.3.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the URL field. Attackers can paste a buffer of 5000 characters into the 'From URL' field during torrent ad…
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Medium 6.2
Deluge 1.3.15 Denial of Service via Webseeds Field
Deluge 1.3.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Webseeds field. Attackers can paste a buffer of 5000 bytes into the Webseeds field during torrent crea…
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Medium 6.1
nltk Vulnerable to Cross-site Scripting
NLTK (Natural Language Toolkit) is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, `nltk.app.wordnet_app` contains a reflected cross-site scriptin…
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Medium 6.3
Mindinventory MindSQL mindsql_core.py ask_db code injection
A vulnerability was found in Mindinventory MindSQL up to 0.2.1. Impacted is the function ask_db of the file mindsql/core/mindsql_core.py. Performing a manipulation results in code injection. The attack can be initiated remotely. The exploit has been made publ…
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Medium 5.3
PySpector: Stored XSS in PySpector HTML Report Generation leads to Javascript Code Execution
PySpector is a static analysis security testing (SAST) Framework engineered for modern Python development workflows. PySpector versions 0.1.6 and prior are affected by a stored Cross-Site Scripting (XSS) vulnerability in the HTML report generator. When PySpec…
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Medium 5.1
pypdf has inefficient decoding of array-based streams
pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.1 allow an attacker to craft a malicious PDF which leads to long runtimes and/or large memory usage. Exploitation requires accessing an array-based stream with many entries. This i…
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Medium 6.1
Langflow has Missing Ownership Verification in API Key Deletion (IDOR)
Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the delete_api_key_route() endpoint accepts an api_key_id path parameter and deletes it with only a generic authentication check (get_current_active_use…