CVE-2023-53890

Summary

Perch CMS 3.2 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can craft SVG files with script tags that execute when the file is viewed, potentially stealing user session information or performing client-side attacks.

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.exploit-db.com/exploits/51621

References

• https://www.exploit-db.com/exploits/51621
• https://grabaperch.com/
• https://www.vulncheck.com/advisories/perch-cms-stored-cross-site-scripting-via-svg-file-upload

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