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CVE-2021-32855

Good to know:

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Date: February 19, 2023

Vditor is a browser-side Markdown editor. Versions prior to 3.8.7 are vulnerable to copy-paste cross-site scripting (XSS). For this particular type of XSS, the victim needs to be fooled into copying a malicious payload into the text editor. Version 3.8.7 contains a patch for this issue.

Language: TYPE_SCRIPT

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2021-32855
https://github.com/Vanessa219/vditor/commit/1b2382d7f8a4ee509d9245db4450d926a0b24146
https://securitylab.github.com/advisories/GHSL-2021-1006-vditor
https://github.com/Vanessa219/vditor/issues/1085
https://github.com/Vanessa219/vditor
https://securitylab.github.com/advisories/GHSL-2021-1006-vditor/
https://www.mend.io/vulnerability-database/CVE-2021-32855

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

Top Fix

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Upgrade Version

Upgrade to version vditor - 3.8.7;vditor - 3.8.7

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

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