RestrictedPython vulnerable to sandbox escape via string.Formatter field resolution

ImpactRestrictedPython could allow a sandbox escape when a policy exposes the standard library string module, or otherwise exposes string.Formatter, to restricted code.string.Formatter field resolution methods such as getfield can perform attribute and item traversal internally and return live...

Linux Distros Unpatched Vulnerability : CVE-2026-55830

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RestrictedPython is a tool that helps to define a subset of the Python language which allows to provide a program input into a trusted environment. Prior to 8.3...

EUVD-2026-80780

RestrictedPython vulnerable to sandbox escape via string.Formatter field resolution...

RestrictedPython vulnerable to sandbox escape via string.Formatter field resolution

Impact RestrictedPython could allow a sandbox escape when a policy exposes the standard library string module, or otherwise exposes string.Formatter, to restricted code. string.Formatter field resolution methods such as getfield can perform attribute and item traversal internally and return live...

GHSA-HP3V-5VW7-FX9W RestrictedPython vulnerable to sandbox escape via string.Formatter field resolution

Impact RestrictedPython could allow a sandbox escape when a policy exposes the standard library string module, or otherwise exposes string.Formatter, to restricted code. string.Formatter field resolution methods such as getfield can perform attribute and item traversal internally and return live...

Linux Distros Unpatched Vulnerability : CVE-2026-76825

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPytho...

CVE-2026-76825

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

DEBIAN-CVE-2026-76825

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-76825

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

UBUNTU-CVE-2026-76825

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-76825 RestrictedPython: Sandbox escape via string.Formatter field resolution

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-76825 RestrictedPython: Sandbox escape via string.Formatter field resolution

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-76825

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-76825

RestrictedPython is a Python sandboxing tool from the Zope Foundation that allows defining a restricted subset of Python for untrusted input. Prior to version 8.4, a sandbox escape was possible when a custom import policy or globals exposed the standard library string.Formatter class, an instance...

CVE-2026-76825 RestrictedPython: Sandbox escape via string.Formatter field resolution

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-76825: Exposure of Sensitive Information to an Unauthorized Actor

RestrictedPython is a tool that helps define a subset of the Python language for accepting program input in a trusted environment. Prior to 8.4, RestrictedPython could allow a sandbox escape when a custom import policy or globals exposed the standard library string module, the string.Formatter...

CVE-2026-53710 MCP Context Forge: RestrictedPython sandbox bypass via getattr builtin in python_sandbox_server

MCP Context Forge is an AI gateway, registry, and proxy for MCP, A2A, REST, and gRPC APIs. Prior to 1.0.2, the pythonsandboxserver in mcp-servers/python/pythonsandboxserver/src/pythonsandboxserver/serverfastmcp.py exposes raw getattr through safebuiltins, omits a required getattr guard, and relie...

CVE-2026-53710 MCP Context Forge: RestrictedPython sandbox bypass via getattr builtin in python_sandbox_server

MCP Context Forge is an AI gateway, registry, and proxy for MCP, A2A, REST, and gRPC APIs. Prior to 1.0.2, the pythonsandboxserver in mcp-servers/python/pythonsandboxserver/src/pythonsandboxserver/serverfastmcp.py exposes raw getattr through safebuiltins, omits a required getattr guard, and relie...

CVE-2026-53710 MCP Context Forge: RestrictedPython sandbox bypass via getattr builtin in python_sandbox_server

MCP Context Forge is an AI gateway, registry, and proxy for MCP, A2A, REST, and gRPC APIs. Prior to 1.0.2, the pythonsandboxserver in mcp-servers/python/pythonsandboxserver/src/pythonsandboxserver/serverfastmcp.py exposes raw getattr through safebuiltins, omits a required getattr guard, and relie...

RestrictedPython guard hooks can be shadowed via positional-only arguments

ImpactRestrictedPython rewrites sensitive operations to go through guard hooks. Attribute access becomes getattrobj, name, item access becomes getitemobj, key, writes go through write, and print goes through print. The embedding application supplies these hooks to enforce its policy.Argument-name...