CVE-2021-32855

Summary

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.

Affected Software

Weaknesses

• CWE-79: CWE-79 Cross-site Scripting (XSS)

ADP Enrichment

CVE Program Container

Additional References

• https://securitylab.github.com/advisories/GHSL-2021-1006-vditor/
• https://github.com/Vanessa219/vditor/issues/1085
• https://github.com/Vanessa219/vditor/commit/1b2382d7f8a4ee509d9245db4450d926a0b24146

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://securitylab.github.com/advisories/GHSL-2021-1006-vditor/
• https://github.com/Vanessa219/vditor/issues/1085
• https://github.com/Vanessa219/vditor/commit/1b2382d7f8a4ee509d9245db4450d926a0b24146

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