What’s Vulnerable › Vulnerabilities
CVE-2026-28271: Kiteworks Core is vulnerable to Server-Side Request Forgery (SSRF)
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-02-27 · updated 2026-06-17
- Weakness: CWE-350
Description
Kiteworks is a private data network (PDN). Prior to version 9.2.0, a vulnerability in Kiteworks configuration functionality allows bypassing of SSRF protections through DNS rebinding attacks. Malicious administrators could exploit this to access internal services that should be restricted. Version 9.2.0 contains a patch for the issue.
Affected products
- Kiteworks Email Protection Gateway: before 9.2.0 — fixed in 9.2.0
How to fix
Upgrade to a fixed version: Kiteworks Email Protection Gateway 9.2.0. Check the vendor advisory for mitigations.
References
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