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CVE-2021-47837

HIGH

7.2

Beschreibung

Markdownify 1.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload crafted markdown files with embedded scripts that execute when the file is opened, potentially enabling remote code execution.

CVE Details

CVSS v3.1 Bewertung7.2

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/16/2026

Zuletzt geandert1/26/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-79

Referenzen

https://github.com/amitmerchant1990/electron-markdownify(disclosure@vulncheck.com)

https://imgur.com/a/T4jBoiS(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49835(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/markdownify-persistent-cross-site-scripting(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/markdownify-persistent-cross-site-scripting(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.