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High · 7.2 CVE-2021-47838 EUVD-2026-2901GHSA-7g4v-c679-p2rh

Markright 1.0 - Persistent Cross-Site Scripting

Published Jan 16, 2026 · Updated Jan 16, 2026 · Assigned by VulnCheck

Description

Markright 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to embed malicious payloads in markdown files. Attackers can upload specially crafted markdown files that execute arbitrary JavaScript when opened, potentially enabling remote code execution on the victim's system.

Affected products

VendorProductAffectedFixed
dvcrn Markright 1.0 —

References