CVE-2020-8294

Summary

A missing link validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows execution of a stored XSS attack using Internet Explorer when saving a 'javascript:' URL in markdown format.

Affected Software

Weaknesses

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

ADP Enrichment

CVE Program Container

Additional References

• https://hackerone.com/reports/1023787
• https://nextcloud.com/security/advisory/?id=NC-SA-2021-002

References

• https://hackerone.com/reports/1023787
• https://nextcloud.com/security/advisory/?id=NC-SA-2021-002

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