PYSEC-2026-4300 Shiny for Python has path traversal in bookmark restore

Impact Shiny for Python's bookmark-restore path accepted a client-supplied stateid query-string value and joined it into the server-side bookmark directory /shinybookmarks/ without validating it. A value containing .. path segments, or an absolute path, could therefore cause the server to open an...

Shiny for Python has path traversal in bookmark restore

ImpactShiny for Python's bookmark-restore path accepted a client-supplied stateidquery-string value and joined it into the server-side bookmark directory/shinybookmarks/ without validating it. A value containing ..path segments, or an absolute path, could therefore cause the server to open andpar...

CVE-2026-108258

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

GHSA-47C3-HPMG-7J6P Shiny for Python has path traversal in bookmark restore

Impact Shiny for Python's bookmark-restore path accepted a client-supplied stateid query-string value and joined it into the server-side bookmark directory /shinybookmarks/ without validating it. A value containing .. path segments, or an absolute path, could therefore cause the server to open an...

Shiny for Python has path traversal in bookmark restore

Impact Shiny for Python's bookmark-restore path accepted a client-supplied stateid query-string value and joined it into the server-side bookmark directory /shinybookmarks/ without validating it. A value containing .. path segments, or an absolute path, could therefore cause the server to open an...

CVE-2026-108258

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

CVE-2026-108258 Shiny for Python - Path traversal in bookmark restore

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

CVE-2026-108258

Shiny for Python versions 1.4.0 through 1.6.4 are vulnerable to a path traversal flaw in the bookmark restore functionality. The application fails to validate that the client-supplied state_id is a single safe path segment before joining it with the server-side shiny_bookmarks directory. This all...

CVE-2026-108258 Shiny for Python - Path traversal in bookmark restore

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

CVE-2026-108258 Shiny for Python - Path traversal in bookmark restore

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

EUVD-2026-95986

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

CVE-2026-108258: Improper Limitation of a Pathname to a Restricted Directory

Shiny for Python is a framework for building interactive web applications in Python. From 1.4.0 until 1.6.4, bookmark restore accepts a client-supplied stateid and joins it into the server-side shinybookmarks directory without validating that it is a single safe path segment. An unauthenticated...

PT-2026-109313

Name of the Vulnerable Software and Affected Versions Shiny for Python versions 1.4.0 through 1.6.3 Description The bookmark restore process accepts a client-supplied state id query-string value and joins it into the server-side bookmark directory without proper validation. An unauthenticated...

Posit Shiny for Python: Path traversal vulnerability

Posit Shiny for Python versions 1.4.0 to 1.6.4 had a path traversal vulnerability. This vulnerability stemmed from the bookmark restoration function’s acceptance of stateid provided by the client. The function did not verify whether it was a single secure path segment before appending it to the...