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Tracking
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Tue, 09 Jun 2026 15:30:00 +0000
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ssvc
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Fri, 05 Jun 2026 18:15:00 +0000
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| Description | Markdown Preview Enhanced before 0.8.28 parses Bitfield fenced code blocks with interpretJS(), which evaluates the block content as code via vm.runInNewContext(), allowing arbitrary code execution. A crafted markdown document containing a malicious bitfield code block executes attacker-controlled code on the server side when the document is rendered or exported. Fixed in 0.8.28 by parsing bitfield register definitions with JSON5.parse(), since they are purely data. | |
| Title | Markdown Preview Enhanced Arbitrary Code Execution via Bitfield interpretJS() | |
| First Time appeared |
Markdown Preview Enhanced Project
Markdown Preview Enhanced Project markdown Preview Enhanced |
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| Weaknesses | CWE-94 | |
| CPEs | cpe:2.3:a:markdown_preview_enhanced_project:markdown_preview_enhanced:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Markdown Preview Enhanced Project
Markdown Preview Enhanced Project markdown Preview Enhanced |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-06-09T14:36:57.617Z
Reserved: 2026-05-31T11:54:34.993Z
Link: CVE-2026-49493
Updated: 2026-06-09T14:12:36.288Z
Status : Deferred
Published: 2026-06-05T18:17:33.723
Modified: 2026-06-05T18:59:54.823
Link: CVE-2026-49493
No data.
OpenCVE Enrichment
Updated: 2026-06-05T19:45:03Z