PYSEC-2026-2629 MCP-Salesforce's arbitrary attribute access leads to disclosure of Salesforce auth token

Impact Disclosure of Salesforce OAuth bearer tokens used by the MCP. Patches fix applied in 0.1.10 Workarounds Rotate any Salesforce tokens/credentials used by MCP-Salesforce...

PYSEC-2026-2469 Emmett-Core: Unhandled CookieError Exception Causing Denial of Service

Summary The cookies property in emmettcore.http.wrappers.Request does not handle CookieError exceptions when parsing malformed Cookie headers. This allows unauthenticated attackers to trigger HTTP 500 errors and cause denial of service. Details Location: emmettcore/http/wrappers/init.py line 64...

PYSEC-2026-2584 LangSmith Client SDK Affected by Server-Side Request Forgery via Tracing Header Injection

Summary The LangSmith SDK's distributed tracing feature is vulnerable to Server-Side Request Forgery via malicious HTTP headers. An attacker can inject arbitrary apiurl values through the baggage header, causing the SDK to exfiltrate sensitive trace data to attacker-controlled endpoints. ---...

PYSEC-2026-2627 MCP Run Python Deno Sandbox Misconfiguration Allows SSRF Attacks via Localhost Access

Impact Server-Side Request Forgery SSRF: A security vulnerability exists in the mcp-run-python tool specifically within the Pydantic-AI integration due to an overly permissive Deno sandbox configuration. The tool configures the Deno runtime—which is intended to isolate the execution of untrusted...

PYSEC-2026-2864 pgadmin4 affected by a Restore restriction bypass via key disclosure vulnerability

pgAdmin versions 9.11 are affected by a Restore restriction bypass via key disclosure vulnerability that occurs when running in server mode and performing restores from PLAIN-format dump files. An attacker with access to the pgAdmin web interface can observe an active restore operation, extract t...

PYSEC-2026-2401 Scrapy is vulnerable to a denial of service (DoS) attack due to flaws in brotli decompression implementation

Scrapy versions up to 2.13.3 are vulnerable to a denial of service DoS attack due to a flaw in its brotli decompression implementation. The protection mechanism against decompression bombs fails to mitigate the brotli variant, allowing remote servers to crash clients with less than 80GB of...

PYSEC-2026-3002 libsodium has Incomplete List of Disallowed Inputs

libsodium before ad3004e, in atypical use cases involving certain custom cryptography or untrusted data to cryptocoreed25519isvalidpoint, mishandles checks for whether an elliptic curve point is valid because it sometimes allows points that aren't in the main cryptographic group. This advisoory...

PYSEC-2026-3413 web2py has an Open Redirect Vulnerability

web2py versions 2.27.1-stable+timestamp.2023.11.16.08.03.57 and prior contain an Open Redirect vulnerability. If this vulnerability is exploited, the user may be redirected to an arbitrary website when accessing a specially crafted URL. As a result, the user may become a victim of a phishing atta...

PYSEC-2026-2976 Pydantic AI has Server-Side Request Forgery (SSRF) in URL Download Handling

Summary A Server-Side Request Forgery SSRF vulnerability exists in Pydantic AI's URL download functionality. When applications accept message history from untrusted sources, attackers can include malicious URLs that cause the server to make HTTP requests to internal network resources, potentially...

PYSEC-2026-2980 Pydantic AI has Server-Side Request Forgery (SSRF) in URL Download Handling

Summary A Server-Side Request Forgery SSRF vulnerability exists in Pydantic AI's URL download functionality. When applications accept message history from untrusted sources, attackers can include malicious URLs that cause the server to make HTTP requests to internal network resources, potentially...

PYSEC-2026-2606 LlamaIndex vulnerable to data loss through hash collisions in its DocugamiReader class

A vulnerability in the DocugamiReader class of the run-llama/llamaindex repository, up to but excluding version 0.12.41, involves the use of MD5 hashing to generate IDs for document chunks. This approach leads to hash collisions when structurally distinct chunks contain identical text, resulting ...

PYSEC-2026-2979 Pydantic AI has Stored XSS via Path Traversal in Web UI CDN URL

Summary A Path Traversal vulnerability in the Pydantic AI web UI allows an attacker to serve arbitrary JavaScript in the context of the application by crafting a malicious URL. If a victim clicks the link or visits it via an iframe, attacker-controlled code executes in their browser, enabling the...

PYSEC-2026-2571 Langflow Missing Authentication on Critical API Endpoints

Summary Multiple critical API endpoints in Langflow are missing authentication controls, allowing any unauthenticated user to access sensitive user conversation data, transaction histories, and perform destructive operations including message deletion. This affects endpoints handling personal dat...

PYSEC-2026-2983 Pydantic AI has Stored XSS via Path Traversal in Web UI CDN URL

Summary A Path Traversal vulnerability in the Pydantic AI web UI allows an attacker to serve arbitrary JavaScript in the context of the application by crafting a malicious URL. If a victim clicks the link or visits it via an iframe, attacker-controlled code executes in their browser, enabling the...

PYSEC-2026-2429 Composio Command Execution vulnerability

composio =0.5.40 is vulnerable to Command Execution in composioopenai, composioclaude, and composiojulep via the handletoolcalls function...

PYSEC-2026-2968 Azure PromptFlow remote code execution related to Jinja templates

Improper isolation or compartmentalization in Azure PromptFlow allows an unauthorized attacker to execute code over a network...

PYSEC-2026-2428 Composio Command Execution vulnerability

composio =0.5.40 is vulnerable to Command Execution in composioopenai, composioclaude, and composiojulep via the handletoolcalls function...

PYSEC-2026-3045 Malciously crafted QPY files can allows Remote Attackers to Cause Denial of Service in Qiskit

Impact A maliciously crafted QPY file containing a malformed symengine serialization stream as part of the larger QPY serialization of a ParameterExpression object can cause a segfault within the symengine library, allowing an attacker to terminate the hosting process deserializing the QPY payloa...

PYSEC-2026-2452 Reverb use after free vulnerability

There exists a use after free vulnerability in Reverb. Reverb supports the VARIANT datatype, which is supposed to represent an arbitrary object in C++. When a tensor proto of type VARIANT is unpacked, memory is first allocated to store the entire tensor, and a ctor is called on each instance...

PYSEC-2026-2414 OpenStack Cinder, Glance, and Nova vulnerable to arbitrary file access

An issue was discovered in OpenStack Cinder through 24.0.0, Glance before 28.0.2, and Nova before 29.0.3. Arbitrary file access can occur via custom QCOW2 external data. By supplying a crafted QCOW2 image that references a specific data file path, an authenticated user may convince systems to...

PYSEC-2026-3331 TensorFlow has segfault in array_ops.upper_bound

Impact arrayops.upperbound causes a segfault when not given a rank 2 tensor. Patches We have patched the issue in GitHub commit 915884fdf5df34aaedd00fc6ace33a2cfdefa586. The fix will be included in TensorFlow 2.13. We will also cherrypick this commit in TensorFlow 2.12.1. For more information...

PYSEC-2026-2605 Litestar and Starlite vulnerable to Path Traversal

Summary Local File Inclusion via Path Traversal in LiteStar Static File Serving A Local File Inclusion LFI vulnerability has been discovered in the static file serving component of LiteStar. This vulnerability allows attackers to exploit path traversal flaws, enabling unauthorized access to...

PYSEC-2026-2493 OpenStack Cinder, Glance, and Nova vulnerable to arbitrary file access

An issue was discovered in OpenStack Cinder through 24.0.0, Glance before 28.0.2, and Nova before 29.0.3. Arbitrary file access can occur via custom QCOW2 external data. By supplying a crafted QCOW2 image that references a specific data file path, an authenticated user may convince systems to...

PYSEC-2026-3190 TensorFlow has segfault in array_ops.upper_bound

Impact arrayops.upperbound causes a segfault when not given a rank 2 tensor. Patches We have patched the issue in GitHub commit 915884fdf5df34aaedd00fc6ace33a2cfdefa586. The fix will be included in TensorFlow 2.13. We will also cherrypick this commit in TensorFlow 2.12.1. For more information...

PYSEC-2026-2326 Access control vulnerable to user data deletion by anonynmous users

Impact Anonymous users can delete the user data maintained by an AccessControl.userfolder.UserFolder which may prevent any privileged access. Patches The problem is fixed in version 7.2. Workarounds The problem can be fixed by adding dataroles = to AccessControl.userfolder.UserFolder. References...

PYSEC-2026-2536 HTML injection in Jupyter Notebook and JupyterLab leading to DOM Clobbering

Impact The vulnerability depends on user interaction by opening a malicious notebook with Markdown cells, or Markdown file using JupyterLab preview feature. A malicious user can access any data that the attacked user has access to as well as perform arbitrary requests acting as the attacked user...

PYSEC-2026-3417 Werkzeug possible resource exhaustion when parsing file data in forms

Applications using Werkzeug to parse multipart/form-data requests are vulnerable to resource exhaustion. A specially crafted form body can bypass the Request.maxformmemorysize setting. The Request.maxcontentlength setting, as well as resource limits provided by deployment software and platforms,...

PYSEC-2026-2561 Denial of service in langchain-community

Denial of service in SitemapLoader Document Loader in the langchain-community package, affecting versions below 0.2.5. The parsesitemap method, responsible for parsing sitemaps and extracting URLs, lacks a mechanism to prevent infinite recursion when a sitemap URL refers to the current sitemap...

PYSEC-2026-2472 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-2026-2453 Docassemble unauthorized access through URL manipulation

Impact The vulnerability allows attackers to gain unauthorized access to information on the system through URL manipulation. It affects versions 1.4.53 to 1.4.96. Patches The vulnerability has been patched in version 1.4.97 of the master branch. The Docker image on docker.io has been patched...

PYSEC-2026-2350 Apache Airflow CNCF Kubernetes provider, Apache Airflow: Kubernetes configuration file saved without encryption in the Metadata and logged as plain text in the Triggerer service

Since version 5.2.0, when using deferrable mode with the path of a Kubernetes configuration file for authentication, the Airflow worker serializes this configuration file as a dictionary and sends it to the triggerer by storing it in metadata without any encryption. Additionally, if used with an...

PYSEC-2026-2325 Information disclosure in AccessControl

Impact Python's "format" functionality allows someone controlling the format string to "read" objects accessible recursively via attribute access and subscription from accessible objects. Those attribute accesses and subscriptions use Python's full blown getattr and getitem, not the policy...

PYSEC-2026-2364 Apache Airflow Celery provider Insertion of Sensitive Information into Log File vulnerability

Insertion of Sensitive Information into Log File vulnerability in Apache Airflow Celery provider, Apache Airflow. Sensitive information logged as clear text when rediss, amqp, rpc protocols are used as Celery result backend Note: the vulnerability is about the information exposed in the logs not...

PYSEC-2026-2535 JupyterLab vulnerable to SXSS in Markdown Preview

Impact The vulnerability depends on user interaction by opening a malicious notebook with Markdown cells, or Markdown file using JupyterLab preview feature. A malicious user can access any data that the attacked user has access to as well as perform arbitrary requests acting as the attacked user...

PYSEC-2026-2368 Apache Airflow missing Certificate Validation

Apache Airflow SMTP Provider before 1.3.0, Apache Airflow IMAP Provider before 3.3.0, and Apache Airflow before 2.7.0 are affected by the Validation of OpenSSL Certificate vulnerability. The default SSL context with SSL library did not check a server's X.509 certificate. Instead, the code accepte...

PYSEC-2026-2534 JupyterLab vulnerable to potential authentication and CSRF tokens leak

Impact Users of JupyterLab who click on a malicious link may get their Authorization and XSRFToken tokens exposed to a third party when running an older jupyter-server version. Patches JupyterLab 4.1.0b2, 4.0.11, and 3.6.7 were patched. Workarounds No workaround has been identified, however users...

PYSEC-2026-3385 Authenticated Local Privilege Escalation vulnerability in Intel Optimization for Tensorflow

Improper buffer restrictions in the IntelR Optimization for Tensorflow software before version 2.12 may allow an authenticated user to potentially enable escalation of privilege via local access...

PYSEC-2026-3008 pypdf and PyPDF2 possible Infinite Loop when a comment isn't followed by a character

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop if parsecontentstream is executed. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case if the...

PYSEC-2026-2523 Authenticated Local Privilege Escalation vulnerability in Intel Optimization for Tensorflow

Improper buffer restrictions in the IntelR Optimization for Tensorflow software before version 2.12 may allow an authenticated user to potentially enable escalation of privilege via local access...

PYSEC-2026-2370 Apache Airflow ODBC Provider, Apache Airflow MSSQL Provider Improper Input Validation vulnerability

Input Validation vulnerability in Apache Software Foundation Apache Airflow ODBC Provider, Apache Software Foundation Apache Airflow MSSQL Provider.This vulnerability is considered low since it requires DAG code to use getsqlalchemyconnection and someone with access to connection resources...

PYSEC-2026-3182 TensorFlow Denial of Service vulnerability

Impact A malicious invalid input crashes a tensorflow model Check Failed and can be used to trigger a denial of service attack. To minimize the bug, we built a simple single-layer TensorFlow model containing a Convolution3DTranspose layer, which works well with expected inputs and can be deployed...

PYSEC-2026-2371 Apache Airflow missing Certificate Validation

Apache Airflow SMTP Provider before 1.3.0, Apache Airflow IMAP Provider before 3.3.0, and Apache Airflow before 2.7.0 are affected by the Validation of OpenSSL Certificate vulnerability. The default SSL context with SSL library did not check a server's X.509 certificate. Instead, the code accepte...

PYSEC-2026-3293 TensorFlow vulnerable to integer overflow in EditDistance

Impact TFversion 2.11.0 //tensorflow/core/ops/arrayops.cc:1067 const Tensor hypothesisshapet = c-inputtensor2; std::vector dimshypothesisshapet-NumElements - 1; for int i = 0; i MakeDimstd::maxhvaluesi, tvaluesi; if hypothesisshapet is empty, hypothesisshapet-NumElements - 1 will be integer...

PYSEC-2026-3116 TensorFlow has Null Pointer Error in TensorArrayConcatV2

Impact When ctx-stepcontainter is a null ptr, the Lookup function will be executed with a null pointer. python import tensorflow as tf tf.rawops.TensorArrayConcatV2handle='a', 'b', flowin = 0.1, dtype=tf.int32, elementshapeexcept0=1 Patches We have patched the issue in GitHub commit...

PYSEC-2026-3231 TensorFlow vulnerable to seg fault in `tf.raw_ops.Print`

Impact When the parameter summarize of tf.rawops.Print is zero, the new method SummarizeArray will reference to a nullptr, leading to a seg fault. python import tensorflow as tf tf.rawops.Printinput = tf.constant1, 1, 1, 1,dtype=tf.int32, data = False, False, False, False, False, False, False,...

PYSEC-2026-3282 TensorFlow has Null Pointer Error in TensorArrayConcatV2

Impact When ctx-stepcontainter is a null ptr, the Lookup function will be executed with a null pointer. python import tensorflow as tf tf.rawops.TensorArrayConcatV2handle='a', 'b', flowin = 0.1, dtype=tf.int32, elementshapeexcept0=1 Patches We have patched the issue in GitHub commit...

PYSEC-2026-3142 TensorFlow vulnerable to Out-of-Bounds Read in DynamicStitch

Impact If the parameter indices for DynamicStitch does not match the shape of the parameter data, it can trigger an stack OOB read. python import tensorflow as tf func = tf.rawops.DynamicStitch para='indices': 0xdeadbeef, 405, 519, 758, 1015, 'data': 110.27793884277344, 120.29475402832031,...

PYSEC-2026-3300 TensorFlow vulnerable to Out-of-Bounds Read in DynamicStitch

Impact If the parameter indices for DynamicStitch does not match the shape of the parameter data, it can trigger an stack OOB read. python import tensorflow as tf func = tf.rawops.DynamicStitch para='indices': 0xdeadbeef, 405, 519, 758, 1015, 'data': 110.27793884277344, 120.29475402832031,...

PYSEC-2026-3362 TensorFlow vulnerable to seg fault in `tf.raw_ops.Print`

Impact When the parameter summarize of tf.rawops.Print is zero, the new method SummarizeArray will reference to a nullptr, leading to a seg fault. python import tensorflow as tf tf.rawops.Printinput = tf.constant1, 1, 1, 1,dtype=tf.int32, data = False, False, False, False, False, False, False,...

PYSEC-2026-3130 TensorFlow vulnerable to integer overflow in EditDistance

Impact TFversion 2.11.0 //tensorflow/core/ops/arrayops.cc:1067 const Tensor hypothesisshapet = c-inputtensor2; std::vector dimshypothesisshapet-NumElements - 1; for int i = 0; i MakeDimstd::maxhvaluesi, tvaluesi; if hypothesisshapet is empty, hypothesisshapet-NumElements - 1 will be integer...