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OpenAdvisories
High · 7.8 CVE-2023-41471 EUVD-2023-45971GHSA-4mcf-c9v4-fpcrPYSEC-2025-240

Cross Site Scripting vulnerability in copyparty before 1.9.2 allows a local attacker to execute arbitrary code via a crafted payload to the…

Published Aug 29, 2025 · Updated Nov 3, 2025 · Assigned by mitre

Description

Cross Site Scripting vulnerability in copyparty before 1.9.2 allows a local attacker to execute arbitrary code via a crafted payload to the WEEKEND-PLANS function. NOTE: this is disputed because WEEKEND-PLANS is accessible only to actors who already have write access to the server, and they can more simply upload HTML files containing JavaScript.

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI copyparty <= 1.9.1 — PYSEC-2025-240

References