What’s Vulnerable › Vulnerabilities

CVE-2021-23933

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-01-12 · updated 2026-06-17
• Weakness: CWE-79

Description

OX App Suite through 7.10.4 allows XSS via JavaScript in a Note referenced by a mail:// URL.

Affected products

• Open-Xchange Appsuite: through 7.10.3

References

• https://packetstormsecurity.com/files/160853/OX-App-Suite-OX-Documents-7.10.x-XSS-SSRF.html
• https://packetstormsecurity.com/files/160853/OX-App-Suite-OX-Documents-7.10.x-XSS-SSRF.html

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