What’s Vulnerable › Vulnerabilities

CVE-2021-47768: ImportExportTools NG 10.0.4 - HTML Injection

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-15 · updated 2026-06-17
• Weakness: CWE-79

Description

ImportExportTools NG 10.0.4 contains a persistent HTML injection vulnerability in the email export module that allows remote attackers to inject malicious HTML payloads. Attackers can send emails with crafted HTML in the subject that execute during HTML export, potentially compromising user data or session credentials.

Affected products

• thundernest ImportExportTools NG: 10.0.4

References

• https://addons.thunderbird.net/en-US/thunderbird/addon/importexporttools-ng/
• https://github.com/thundernest/import-export-tools-ng
• https://www.exploit-db.com/exploits/50496
• https://www.vulnerability-lab.com/get_content.php?id=2308
• https://www.exploit-db.com/exploits/50496
• https://www.vulnerability-lab.com/get_content.php?id=2308

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