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CVE-2026-29092— Kiteworks Email Protection Gateway has an Insufficient Session Expiration

Quick assessment

Affected
kiteworks Kiteworks Email Protection Gateway
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kiteworks是美国Kiteworks公司的一个安全私有网络数据软件。 Kiteworks 9.2.1之前版本存在代码问题漏洞，该漏洞源于会话管理问题，可能导致被阻止用户在账户被禁用后仍保持活动会话，造成未经授权的访问。

CVSS 4.9 · Medium EPSS 0.34% · P24

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2026-29092

Vulnerability Information
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Vulnerability Title
Kiteworks Email Protection Gateway has an Insufficient Session Expiration
Source: CVE Program / CVE List V5
Vulnerability Description
Kiteworks is a private data network (PDN). Prior to version 9.2.1, a vulnerability in Kiteworks Email Protection Gateway session management allows blocked users to maintain active sessions after their account is disabled. This could allow unauthorized access to continue until the session naturally expires. Upgrade Kiteworks to version 9.2.1 or later to receive a patch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
Kiteworks 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kiteworks是美国Kiteworks公司的一个安全私有网络数据软件。 Kiteworks 9.2.1之前版本存在代码问题漏洞，该漏洞源于会话管理问题，可能导致被阻止用户在账户被禁用后仍保持活动会话，造成未经授权的访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
kiteworks Kiteworks Email Protection Gateway < 9.2.1 -

II. Public POCs for CVE-2026-29092

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III. Intelligence Information for CVE-2026-29092

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Vendor Advisories for CVE-2026-29092 (1)

Same Patch Batch · kiteworks · 2026-03-25 · 5 CVEs total

CVE-2026-23514 8.8 HIGH Kiteworks Core before 9.2.2 is vulnerable to Improper Ownership Management
CVE-2026-24750 7.6 HIGH Kiteworks Secure Data Forms vulnerable to Cross-site Scripting
CVE-2026-23635 6.5 MEDIUM Kiteworks Secure Data Forms has a potential Unprotected Transport of Credentials
CVE-2026-23636 5.5 MEDIUM Kiteworks Secure Data Forms is vulnerable to an Unrestricted Upload of File with Dangerous

IV. Related Vulnerabilities

Same vendor: kiteworks
Same weakness: CWE-613

V. Comments for CVE-2026-29092

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