CVE-2021-47835

Summary

Freeter 1.2.1 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads in custom widget titles and files. Attackers can craft malicious files with embedded scripts that execute when victims interact with the application, potentially enabling remote code execution.

Affected Software

Weaknesses

• CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

ADP Enrichment

CISA ADP Vulnrichment

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

Additional References

• https://www.vulncheck.com/advisories/freeter-persistent-cross-site-scripting

References

• https://www.exploit-db.com/exploits/49833
• https://freeter.io/
• https://imgur.com/a/iBuKWm4
• https://www.vulncheck.com/advisories/freeter-persistent-cross-site-scripting

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