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CVE-2021-47836: Improper Neutralization of Input During Web Page Generation

🗓️ 16 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 3 Views

Markdown Explorer 0.1.1 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through file uploads and editor inputs. Attackers can upload markdown files with embedded JavaScript payloads that execute in the ...

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2021-47836
16 Jan 202619:09
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circl
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CVE-2021-47836
16 Jan 202619:40
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cnnvd
CNNVD
Markdown Explorer security vulnerabilities
16 Jan 202600:00
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16 Jan 202619:09
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cvelist
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CVE-2021-47836 Markdown Explorer 0.1.1 - Persistent Cross-Site Scripting
16 Jan 202619:09
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euvd
EUVD
EUVD-2026-2896
16 Jan 202619:09
euvd
nvd
NVD
CVE-2021-47836
16 Jan 202619:16
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osv
OSV
CVE-2021-47836
16 Jan 202619:16
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ptsecurity
Positive Technologies
PT-2026-3291
16 Jan 202600:00
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vulnrichment
Vulnrichment
CVE-2021-47836 Markdown Explorer 0.1.1 - Persistent Cross-Site Scripting
16 Jan 202619:09
vulnrichment

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15 Apr 2026 00:00Current
CVSS 45.1
CVSS 3.16.1
EPSS0.00355
SSVC
3