SignXML's signature verification with HMAC is vulnerable to an algorithm confusion attack

When verifying signatures with X509 certificate validation turned off and HMAC shared secret set signxml.XMLVerifier.verifyrequirex509=False, hmackey=..., prior versions of SignXML are vulnerable to a potential algorithm confusion attack. Unless the user explicitly limits the expected signature...

phi4mm: Quadratic Time Complexity in Input Token Processing​ leads to denial of service

SummaryA critical performance vulnerability has been identified in the input preprocessing logic of the multimodal tokenizer. The code dynamically replaces placeholder tokens e.g., , with repeated tokens based on precomputed lengths. Due to ​​inefficient list concatenation operations​​, the...

PYSEC-2026-2022 phi4mm: Quadratic Time Complexity in Input Token Processing​ leads to denial of service

Summary A critical performance vulnerability has been identified in the input preprocessing logic of the multimodal tokenizer. The code dynamically replaces placeholder tokens e.g., , with repeated tokens based on precomputed lengths. Due to ​​inefficient list concatenation operations​​, the...

PYSEC-2026-1481 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-2026-1069 Malicious code in instructor-mcp (PyPI)

Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of instructor-mcp were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload via the Bun runtime on import that harvests and exfiltrates credentials...

Malicious code in instructor-mcp (PyPI)

Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08,malicious phantom releases of instructor-mcp were published to PyPI using stolencredentials. The package executes a bundled JavaScript payload via the Bunruntime on import that harvests and exfiltrates credentials and...

Security Bulletin: Vulnerabilities in log4j, IBM WebSphere Profile and IBM Semeru Java (CVE-2026-34477, CVE-2026-34480, CVE-2026-22016, CVE-2026-22021, CVE-2026-22013, CVE-2026-22018, CVE-2026-34268) affect PowerVM Novalink

Summary The log4j, IBM WebSphere Liberty Profile and IBM Semeru Java are used by PowerVM Novalink. PowerVM Novalink has addressed the applicable CVEs. Vulnerability Details CVEID:CVE-2026-3621 DESCRIPTION: IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.4 IBM WebSphere...

Malicious code in dreamgen (PyPI)

Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08,malicious phantom releases of dreamgen were published to PyPI using stolencredentials. The package executes a bundled JavaScript payload via the Bunruntime on import that harvests and exfiltrates credentials and...

PYSEC-2026-1068 Malicious code in dreamgen (PyPI)

Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of dreamgen were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload via the Bun runtime on import that harvests and exfiltrates credentials and...

SUSE CVE-2026-54291

pgjdbc is an open source postgresql JDBC Driver. In releases 42.7.4 through 42.7.11, channelBinding=require connections can be silently downgraded from SCRAM-SHA-256-PLUS with channel binding to plain SCRAM-SHA-256 without it, losing the man-in-the-middle protection the setting is meant to...

ASTEVAL Allows Maliciously Crafted Format Strings to Lead to Sandbox Escape

SummaryIf an attacker can control the input to the asteval library, they can bypass asteval's restrictions and execute arbitrary Python code in the context of the application using the library. DetailsThe vulnerability is rooted in how asteval performs handling of FormattedValue AST nodes. In...

Label Studio has a Path Traversal Vulnerability via image Field

DescriptionA path traversal vulnerability in Label Studio SDK versions prior to 1.0.10 allows unauthorized file access outside the intended directory structure. Label Studio versions before 1.16.0 specified SDK versions prior to 1.0.10 as dependencies, and the issue was confirmed in Label Studio...

PYSEC-2026-1506 Label Studio has a Path Traversal Vulnerability via image Field

Description A path traversal vulnerability in Label Studio SDK versions prior to 1.0.10 allows unauthorized file access outside the intended directory structure. Label Studio versions before 1.16.0 specified SDK versions prior to 1.0.10 as dependencies, and the issue was confirmed in Label Studio...

PYSEC-2026-1452 Home Assistant does not correctly validate SSL for outgoing requests in core and used libs

Summary Problem: Potential man-in-the-middle attacks due to missing SSL certificate verification in the project codebase and used third-party libraries. Details In the past, aiohttp-session/request had the parameter verifyssl to control SSL certificate verification. This was a boolean value. In...

PYSEC-2026-1195 ASTEVAL Allows Maliciously Crafted Format Strings to Lead to Sandbox Escape

Summary If an attacker can control the input to the asteval library, they can bypass asteval's restrictions and execute arbitrary Python code in the context of the application using the library. Details The vulnerability is rooted in how asteval performs handling of FormattedValue AST nodes. In...

CKAN has an XSS vector in user uploaded images in group/org and user profiles

ImpactUsing a specially crafted file, a user could potentially upload a file containing code that when executed could send arbitrary requests to the server. If that file was opened by an administrator, it could lead to escalation of privileges of the original submitter or other malicious actions...

Home Assistant does not correctly validate SSL for outgoing requests in core and used libs

SummaryProblem: Potential man-in-the-middle attacks due to missing SSL certificate verification in the project codebase and used third-party libraries. DetailsIn the past, aiohttp-session/request had the parameter verifyssl to control SSL certificate verification. This was a boolean value. In...

PYSEC-2026-1250 CKAN has an XSS vector in user uploaded images in group/org and user profiles

Impact Using a specially crafted file, a user could potentially upload a file containing code that when executed could send arbitrary requests to the server. If that file was opened by an administrator, it could lead to escalation of privileges of the original submitter or other malicious actions...

PYSEC-2026-1874 try/except* clauses could allow bypass RestrictedPython via type confusion bug in the CPython interpreter

Impact Via a type confusion bug in the CPython interpreter when using try/except RestrictedPython could be bypassed. We believe this should be fixed upstream in Python itself until that we remove support for try/except from RestrictedPython. It has been fixed for some Python versions. Patches...

khoj has an IDOR in subscription management allows unauthorized subscription modifications

SummaryAn Insecure Direct Object Reference IDOR vulnerability in the updatesubscription endpoint allows any authenticated user to manipulate other users' Stripe subscriptions by simply modifying the email parameter in the request. DetailsThe vulnerability exists in the subscription endpoint at...