CVE-2026-23638: CWE-639: Authorization Bypass Through User-Controlled Key in kiteworks Secure Data Forms
An authorization bypass vulnerability (CWE-639) exists in Kiteworks Secure Data Forms versions prior to 9.3.0. This Insecure Direct Object Reference (IDOR) flaw allows an authenticated attacker to manipulate approval flow configurations of forms owned by other users due to insufficient authorization checks. The vulnerability has a CVSS score of 6.5 (medium severity). No known exploits are reported in the wild. Users should upgrade to version 9.3.0 or later to address this issue.
AI Analysis
Technical Summary
CVE-2026-23638 is an authorization bypass vulnerability in Kiteworks Secure Data Forms before version 9.3.0. It arises from insufficient authorization checks on resource ownership, enabling authenticated attackers to tamper with internal approval flow configurations of forms belonging to other users. This is classified under CWE-639 (Authorization Bypass Through User-Controlled Key). The vulnerability has a CVSS v3.1 base score of 6.5, indicating a medium severity impact primarily on integrity. The vendor has released version 9.3.0 containing a patch for this issue.
Potential Impact
An authenticated attacker can modify approval flow configurations of forms they do not own, potentially disrupting business processes or approval workflows. The impact is limited to integrity as confidentiality and availability are not affected. There are no reports of exploitation in the wild at this time.
Mitigation Recommendations
Upgrade Kiteworks Secure Data Forms to version 9.3.0 or later, which contains the official fix for this vulnerability. Since this is not a cloud service, remediation requires applying the vendor's patch. Patch status is confirmed by the vendor's advisory recommending the upgrade. No alternative mitigations are indicated.
CVE-2026-23638: CWE-639: Authorization Bypass Through User-Controlled Key in kiteworks Secure Data Forms
Description
An authorization bypass vulnerability (CWE-639) exists in Kiteworks Secure Data Forms versions prior to 9.3.0. This Insecure Direct Object Reference (IDOR) flaw allows an authenticated attacker to manipulate approval flow configurations of forms owned by other users due to insufficient authorization checks. The vulnerability has a CVSS score of 6.5 (medium severity). No known exploits are reported in the wild. Users should upgrade to version 9.3.0 or later to address this issue.
CVSS v3.1
Score 6.5medium
Affected software
pkg:github/kiteworks/Secure-Data-FormsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-23638 is an authorization bypass vulnerability in Kiteworks Secure Data Forms before version 9.3.0. It arises from insufficient authorization checks on resource ownership, enabling authenticated attackers to tamper with internal approval flow configurations of forms belonging to other users. This is classified under CWE-639 (Authorization Bypass Through User-Controlled Key). The vulnerability has a CVSS v3.1 base score of 6.5, indicating a medium severity impact primarily on integrity. The vendor has released version 9.3.0 containing a patch for this issue.
Potential Impact
An authenticated attacker can modify approval flow configurations of forms they do not own, potentially disrupting business processes or approval workflows. The impact is limited to integrity as confidentiality and availability are not affected. There are no reports of exploitation in the wild at this time.
Mitigation Recommendations
Upgrade Kiteworks Secure Data Forms to version 9.3.0 or later, which contains the official fix for this vulnerability. Since this is not a cloud service, remediation requires applying the vendor's patch. Patch status is confirmed by the vendor's advisory recommending the upgrade. No alternative mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-01-14T16:08:37.483Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1de301e29bf47b503a4ebc
Added to database: 06/01/2026, 19:52:33 UTC
Last enriched: 06/08/2026, 21:01:51 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 55
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