GitPython: Unsafe git option guard bypass via split_single_char_options=False short-option token smuggling enables command execution

SummaryThe checkunsafeoptions guard can be bypassed on every guarded method clone/clonefrom, fetch/pull/push, lsremote, itercommits, blame, archive by combining a single-character kwarg with splitsinglecharoptions=False. The guard's candidate list omits the smuggled option, but transformkwarg emi...

Copier has a trust-prefix bypass via path traversal that runs tasks unprompted

Copier: trust-prefix bypass via path traversal runs tasks unprompted SummaryIn copier = 9.5.0,...

PYSEC-2026-3857 langgraph-api: Relative webhook targets in LangGraph Server can reach in-process routes without authentication

Summary In affected versions of langgraph-api the LangGraph Server runtime, a run or cron could be created with a relative webhook target. When the server later delivers such a webhook, it routes the request back into the same application through an in-process loopback transport that the...

PYSEC-2026-3843 GitPython: Unsafe git option guard bypass via split_single_char_options=False short-option token smuggling enables command execution

Summary The checkunsafeoptions guard can be bypassed on every guarded method clone/clonefrom, fetch/pull/push, lsremote, itercommits, blame, archive by combining a single-character kwarg with splitsinglecharoptions=False. The guard's candidate list omits the smuggled option, but transformkwarg...

PYSEC-2026-3858 langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

Summary In affected versions of langgraph-api the LangGraph Server runtime, the run-creation path authorized the assistant attached to a run using a different authorization event than the rest of the assistant-handling code paths. Direct assistant reads and cron creation dispatch the...

langgraph-api: Relative webhook targets in LangGraph Server can reach in-process routes without authentication

SummaryIn affected versions of langgraph-api the LangGraph Server runtime, a run or cron could be created with a relative webhook target. When the server later delivers such a webhook, it routes the request back into the same application through an in-process loopback transport that the...

langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

SummaryIn affected versions of langgraph-api the LangGraph Server runtime, the run-creation path authorized the assistant attached to a run using a different authorization event than the rest of the assistant-handling code paths. Direct assistant reads and cron creation dispatch the assistants.re...

PYSEC-2026-3818 Copier has a trust-prefix bypass via path traversal that runs tasks unprompted

Copier: trust-prefix bypass via path traversal runs tasks unprompted Summary In copier = 9.5.0, = 9.15.1, the trust setting's prefix match copier/settings.py compares the template URL against a trusted prefix with a raw str.startswith and no path normalization, while the URL is normalized when th...

PYSEC-2026-3819 crewai-tools SSRF redirect bypass exposes internal services

CrewAI before 1.15.1 contains a server-side request forgery vulnerability in the validateurl function that performs one-shot DNS resolution and blocklist checks before returning the original URL unchanged. Attackers can bypass the security filter by supplying URLs that redirect to internal...

PYSEC-2026-3920 Snowflake Connector for Python improperly verifies TLS hostnames

Improper TLS hostname verification in Snowflake Connector for Python versions prior to 4.7.1 and 3.18.1 may have allowed a network-positioned attacker to bypass certificate hostname validation on HTTPS connections made by the connector. An attacker with on-path network access could exploit this b...

crewai-tools SSRF redirect bypass exposes internal services

CrewAI before 1.15.1 contains a server-side request forgery vulnerability in the validateurl function that performs one-shot DNS resolution and blocklist checks before returning the original URL unchanged. Attackers can bypass the security filter by supplying URLs that redirect to internal...

Apache Airflow exposes sensitive JSON Variable values through the Bulk Variables API

The Bulk Variables API in Apache Airflow called the redactor without passing the variable's key, so the key-based shouldhidevalueforkey check which triggers on secret-suffixed key names like password / token / secret could not fire for JSON-decodable variable values. An authenticated UI/API user...

GitPython: Command Injection via git long-option prefix abbreviation bypass of CVE-2026-42215 blocklist

Command injection via long-option prefix abbreviation bypassing checkunsafeoptions incomplete fix of CVE-2026-42215 / GHSA-rpm5-65cw-6hj4Component: gitpython-developers/GitPython PyPI: GitPythonAffected: all versions carrying the 3.1.47 blocklist fix, through current main verified at commit...

Snowflake Connector for Python improperly verifies TLS hostnames

Improper TLS hostname verification in Snowflake Connector for Python versions prior to 4.7.1 and 3.18.1 may have allowed a network-positioned attacker to bypass certificate hostname validation on HTTPS connections made by the connector. An attacker with on-path network access could exploit this b...

PYSEC-2026-3836 GitPython: Command Injection via git long-option prefix abbreviation bypass of CVE-2026-42215 blocklist

Command injection via long-option prefix abbreviation bypassing checkunsafeoptions incomplete fix of CVE-2026-42215 / GHSA-rpm5-65cw-6hj4 Component: gitpython-developers/GitPython PyPI: GitPython Affected: all versions carrying the 3.1.47 blocklist fix, through current main verified at commit...

ONNX: TOCTOU arbitrary file read/write in save_external_dat

SummaryThe saveexternaldata method seems to include multiple issues introducing a local TOCTOU vulnerability, an arbitrary file read/write on any system. It potentially includes a path validation bypass on Windows systems.Regarding the TOCTOU, an attacker seems to be able to overwrite victim's...

PYSEC-2026-3815 ChromaDB's SimpleRBACAuthorizationProvider doesn't check which tenant, database, or collection a permission applies to

The SimpleRBACAuthorizationProvider authorization provider in versions 0.5.0 or later of the ChromaDB Python project evaluates whether a user holds a given permission but never checks which tenant, database, or collection that permission applies to allowing users to perform cross tenant actions...

PYSEC-2026-3876 ONNX: TOCTOU arbitrary file read/write in save_external_dat

Summary The saveexternaldata method seems to include multiple issues introducing a local TOCTOU vulnerability, an arbitrary file read/write on any system. It potentially includes a path validation bypass on Windows systems. Regarding the TOCTOU, an attacker seems to be able to overwrite victim's...

OPENSUSE-SU-2026:21827-1 Security update for python-jwcrypto

This update for python-jwcrypto fixes the following issues: - CVE-2026-80179: denial of service via malformed JWE tokens bsc1277639. - CVE-2026-84185: general JSON JWS kid binding bypass during JWKSet verification bsc1278707...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.16.70 packages and security update

Red Hat OpenShift Container Platform release 4.16.70 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.16. Red Hat Product Security has rated this update as having a...