PYSEC-2026-1593 LoLLMS Command Injection vulnerability

A vulnerability in the parisneo/lollms, specifically in the /unInstallbinding endpoint, allows for arbitrary code execution due to insufficient sanitization of user input. The issue arises from the lack of path sanitization when handling the name parameter in the unInstallbinding function, allowi...

PYSEC-2026-1542 litellm passes untrusted data to `eval` function without sanitization

A remote code execution RCE vulnerability exists in the berriai/litellm project due to improper control of the generation of code when using the eval function unsafely in the litellm.getsecret method. Specifically, when the server utilizes Google KMS, untrusted data is passed to the eval function...

PYSEC-2026-1688 Nautobot's BANNER_* configuration can be used to inject arbitrary HTML content into Nautobot pages

Impact A Nautobot user with admin privileges can modify the BANNERTOP, BANNERBOTTOM, and BANNERLOGIN configuration settings via the /admin/constance/config/ endpoint. Normally these settings are used to provide custom banner text at the top and bottom of all Nautobot web pages or specifically on...

PYSEC-2026-1111 aiosmtpd STARTTLS unencrypted commands injection

Summary Servers based on aiosmtpd accept extra unencrypted commands after STARTTLS, treating them as if they came from inside the encrypted connection. This could be exploited by a MitM attack. References NO STARTTLS: Similar vulnerabilities discovered by previous researchers...

PYSEC-2026-1565 RunGptLLM class in LlamaIndex has a command injection

A command injection vulnerability exists in the RunGptLLM class of the llamaindex library, version 0.9.47, used by the RunGpt framework from JinaAI to connect to Language Learning Models LLMs. The vulnerability arises from the improper use of the eval function, allowing a malicious or compromised...

PYSEC-2026-1455 Arbitrary HTML present after sanitization because of unicode normalization

Impact If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. Patches The problem has been fixed in 2.4.2. Workarounds Se...

PYSEC-2026-1881 Ryu Infinite Loop vulnerability

OFPMultipartReply in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via b.length=0...

PYSEC-2026-1889 sagemaker-python-sdk vulnerable to Deserialization of Untrusted Data

Impact sagemaker.basedeserializers.NumpyDeserializer module before v2.218.0 allows potentially unsafe deserialization when untrusted data is passed as pickled object arrays. This consequently may allow an unprivileged third party to cause remote code execution, denial of service, affecting both...

PYSEC-2026-1880 Ryu Infinite Loop vulnerability

OFPBucket in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via action.len=0...

PYSEC-2026-1887 sagemaker-python-sdk Command Injection vulnerability

Impact The capturedependencies function in sagemaker.serve.saveretrive.version100.save.utils module before version 2.214.3 allows for potentially unsafe Operating System OS Command Injection if inappropriate command is passed as the “requirementspath” parameter. This consequently may allow an...

PYSEC-2026-1879 Ryu Infinite Loop vulnerability

OFPGroupDescStats in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via OFPBucket.len=0...

PYSEC-2026-1883 Ryu Infinite Loop vulnerability

OFPFlowStats in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via inst.length=0...

PYSEC-2026-2043 Werkzeug debugger vulnerable to remote execution when interacting with attacker controlled domain

The debugger in affected versions of Werkzeug can allow an attacker to execute code on a developer's machine under some circumstances. This requires the attacker to get the developer to interact with a domain and subdomain they control, and enter the debugger PIN, but if they are successful it...

PYSEC-2026-1976 tqdm CLI arguments injection attack

Impact Any optional non-boolean CLI arguments e.g. --delim, --buf-size, --manpath are passed through python's eval, allowing arbitrary code execution. Example: sh python -m tqdm --manpath="" + strexec"import os\nos.system'echo hi && killall python3'" + "" Patches...

PYSEC-2026-1407 Gradio's Component Server does not properly consider` _is_server_fn` for functions

Component Server in Gradio before 4.13 does not properly consider isserverfn for functions...

PYSEC-2026-1877 Ryu Infinite Loop vulnerability

OFPHello in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via length=0...

PYSEC-2026-1474 Jinja vulnerable to HTML attribute injection when passing user input as keys to xmlattr filter

The xmlattr filter in affected versions of Jinja accepts keys containing non-attribute characters. XML/HTML attributes cannot contain spaces, /, , or =, as each would then be interpreted as starting a separate attribute. If an application accepts keys as opposed to only values as user input, and...

PYSEC-2026-1882 Ryu Infinite Loop vulnerability

OFPPacketQueue in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via OFPQueueProp.len=0...

PYSEC-2026-1777 pgAdmin Cross-site Scripting vulnerability in /settings/store API response json payload

pgAdmin = 8.5 is affected by XSS vulnerability in /settings/store API response json payload. This vulnerability allows attackers to execute malicious script at the client end...

PYSEC-2026-1243 changedetection.io Cross-site Scripting vulnerability

Summary Input in parameter notificationurls is not processed resulting in javascript execution in the application Details changedetection.io version: v0.45.21 https://github.com/dgtlmoon/changedetection.io/blob/0.45.21/changedetectionio/forms.pyL226 for serverurl in field.data: if not...

PYSEC-2026-1768 pgAdmin is affected by a multi-factor authentication bypass vulnerability

pgAdmin = 8.5 is affected by a multi-factor authentication bypass vulnerability. This vulnerability allows an attacker with knowledge of a legitimate account’s username and password may authenticate to the application and perform sensitive actions within the application, such as managing files an...

PYSEC-2026-1838 PyPXE Buffer Overflow vulnerability

Buffer Overflow vulnerability in PyPXE v.1.8.4 allows a remote attacker to cause a denial of service via the handle function in the tftp module...

PYSEC-2026-1293 dcnnt-py is vulnerable to command injection via Notification Handler

A vulnerability was found in cyanomiko dcnnt-py up to 0.9.0. It has been classified as critical. Affected is the function main of the file dcnnt/plugins/notifications.py of the component Notification Handler. The manipulation leads to command injection. It is possible to launch the attack remotel...

PYSEC-2026-2031 Wagtail has permission check bypass when editing a model with per-field restrictions through `wagtail.contrib.settings` or `ModelViewSet`

Impact If a model has been made available for editing through the wagtail.contrib.settings module or ModelViewSet, and the permission argument on FieldPanel has been used to further restrict access to one or more fields of the model, a user with edit permission over the model but not the specific...

PYSEC-2026-1931 social-auth-app-django affected by Improper Handling of Case Sensitivity

Impact Due to default case-insensitive collation in MySQL or MariaDB databases, third-party authentication user IDs are not case-sensitive and could cause different IDs to match. Patches This issue has been addressed by https://github.com/python-social-auth/social-app-django/pull/566 and fix...

PYSEC-2026-1098 aiohttp vulnerable to Denial of Service when trying to parse malformed POST requests

Summary An attacker can send a specially crafted POST multipart/form-data request. When the aiohttp server processes it, the server will enter an infinite loop and be unable to process any further requests. Impact An attacker can stop the application from serving requests after sending a single...

PYSEC-2026-1686 nautobot has reflected Cross-site Scripting potential in all object list views

Impact It was discovered that due to improper handling and escaping of user-provided query parameters, a maliciously crafted Nautobot URL could potentially be used to execute a Reflected Cross-Site Scripting Reflected XSS attack against users. All filterable object-list views in Nautobot are...

PYSEC-2026-1510 langchain vulnerable to path traversal

langchain-ai/langchain is vulnerable to path traversal due to improper limitation of a pathname to a restricted directory 'Path Traversal' in its LocalFileStore functionality. An attacker can leverage this vulnerability to read or write files anywhere on the filesystem, potentially leading to...

PYSEC-2026-1102 aiohttp Cross-site Scripting vulnerability on index pages for static file handling

Summary A XSS vulnerability exists on index pages for static file handling. Details When using web.static..., showindex=True, the resulting index pages do not escape file names. If users can upload files with arbitrary filenames to the static directory, the server is vulnerable to XSS attacks...

PYSEC-2026-1415 gradio vulnerable to Path Traversal

An issue was discovered in gradio-app/gradio, where the /componentserver endpoint improperly allows the invocation of any method on a Component class with attacker-controlled arguments. Specifically, by exploiting the moveresourcetoblockcache method of the Block class, an attacker can copy any fi...

PYSEC-2026-1641 mlflow vulnerable to Path Traversal

A path traversal vulnerability exists in the mlflow/mlflow repository, specifically within the artifact deletion functionality. Attackers can bypass path validation by exploiting the double decoding process in the deleteartifactmlflowartifacts handler and localfileuritopath function, allowing for...

PYSEC-2026-1649 mlflow vulnerable to Path Traversal

A path traversal vulnerability exists in the mlflow/mlflow repository due to improper handling of URL parameters. By smuggling path traversal sequences using the ';' character in URLs, attackers can manipulate the 'params' portion of the URL to gain unauthorized access to files or directories. Th...

PYSEC-2026-1148 Improper Certificate Validation vulnerability in Apache Airflow FTP Provider

Improper Certificate Validation vulnerability in Apache Airflow FTP Provider. The FTP hook lacks complete certificate validation in FTPTLS connections, which can potentially be leveraged. Implementing proper certificate validation by passing context=ssl.createdefaultcontext during FTPTLS...

PYSEC-2026-1911 Sentry vulnerable to leaking superuser cleartext password in logs

Impact When authenticating as a superuser to a self-hosted Sentry instance with a username and password, the password is leaked as cleartext in logs under the event: auth-index.validatesuperuser. An attacker with access to the log data could use these leaked credentials to login to the Sentry...

PYSEC-2026-1945 OpenStack Storlets arbitrary code execution vulnerability

An issue in OpenStack Storlets yoga-eom allows a remote attacker to execute arbitrary code via the gateway.py component...

PYSEC-2026-1128 Apache Airflow: Sensitive configuration for providers displayed when "non-sensitive-only" config used

Airflow versions 2.7.0 through 2.8.4 have a vulnerability that allows an authenticated user to see sensitive provider configuration via the "configuration" UI page when "non-sensitive-only" was set as "webserver.exposeconfig" configuration The celery provider is the only community provider...

PYSEC-2026-1653 mlflow vulnerable to Path Traversal

A path traversal vulnerability exists in the createmodelversion function within server/handlers.py of the mlflow/mlflow repository, due to improper validation of the source parameter. Attackers can exploit this vulnerability by crafting a source parameter that bypasses the...

PYSEC-2026-1307 Potential DoS via the Tudoor mechanism in eventlet and dnspython

eventlet before 0.35.2, as used in dnspython before 2.6.0, allows remote attackers to interfere with DNS name resolution by quickly sending an invalid packet from the expected IP address and source port, aka a "TuDoor" attack. In other words, dnspython does not have the preferred behavior in whic...

PYSEC-2026-1419 gradio Server-Side Request Forgery vulnerability

An SSRF Server-Side Request Forgery vulnerability exists in the gradio-app/gradio repository, allowing attackers to scan and identify open ports within an internal network. By manipulating the 'file' parameter in a GET request, an attacker can discern the status of internal ports based on the...

PYSEC-2026-1084 Aim Cross-Site Request Forgery vulnerability allows user to delete runs and perform other operations

aimhubio/aim is vulnerable to Cross-Site Request Forgery CSRF, allowing attackers to perform actions such as deleting runs, updating data, and stealing data like log records and notes without the user's consent. The vulnerability stems from the lack of CSRF and CORS protection in the aim dashboar...

PYSEC-2026-1812 Pydantic regular expression denial of service

Regular expression denial of service in Pydantic 2.4.0, 1.10.13 allows remote attackers to cause denial of service via a crafted email string...

PYSEC-2026-1704 NiceGUI allows potential access to local file system

NiceGUI is an easy-to-use, Python-based UI framework. A local file inclusion is present in the NiceUI leaflet component when requesting resource files under the /nicegui/version/resources/key/path:path route. As a result any file on the backend filesystem which the web server has access to can be...

PYSEC-2026-1655 mlflow vulnerable to Path Traversal

A path traversal vulnerability exists in the mlflow/mlflow repository, specifically within the handling of the artifactlocation parameter when creating an experiment. Attackers can exploit this vulnerability by using a fragment component in the artifact location URI to read arbitrary files on the...

PYSEC-2026-1650 mlflow Path Traversal vulnerability

A path traversal vulnerability exists in mlflow/mlflow version 2.9.2, allowing attackers to access arbitrary files on the server. By crafting a series of HTTP POST requests with specially crafted 'artifactlocation' and 'source' parameters, using a local URI with '' instead of '?', an attacker can...

PYSEC-2026-1940 sqlparse parsing heavily nested list leads to Denial of Service

Summary Passing a heavily nested list to sqlparse.parse leads to a Denial of Service due to RecursionError. Details + PoC Running the following code will raise Maximum recursion limit exceeded exception: py import sqlparse sqlparse.parse'' 10000 + '' 10000 We expect a traceback of RecursionError:...

PYSEC-2026-1434 Request smuggling leading to endpoint restriction bypass in Gunicorn

Gunicorn fails to properly validate Transfer-Encoding headers, leading to HTTP Request Smuggling HRS vulnerabilities. By crafting requests with conflicting Transfer-Encoding headers, attackers can bypass security restrictions and access restricted endpoints. This issue is due to Gunicorn's handli...

PYSEC-2026-1602 OpenStack magnum vulnerable to time-of-check to time-of-use (TOCTOU) attack

An issue in OpenStack magnum yoga-eom version allows a remote attacker to execute arbitrary code via the certmanager.py. component...

PYSEC-2026-1793 Pillow buffer overflow vulnerability

In imagingcms.c in Pillow before 10.3.0, a buffer overflow exists because strcpy is used instead of strncpy...

PYSEC-2026-2027 Voilà Local file inclusion

Impact Any deployment of voilà dashboard allow local file inclusion, that is to say any file on a filesystem that is readable by the user that runs the voilà dashboard server can be downloaded by someone with network access to the server. Whether this still requires authentication depends on how...

PYSEC-2026-1780 Piccolo Admin's raw SVG loading may lead to complete data compromise from admin page

Summary Piccolo's admin panel provides the ability to upload media files and view them within the admin panel. If SVG is an allowed file type for upload; the default; an attacker can upload an SVG which when loaded under certain contexts allows for arbitrary access to the admin page. This access...