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CVE-2026-15933

Medium

Description

OptimiDoc Server (On-Premise) stores credentials for external services in cleartext. An authenticated administrator can view previously configured service passwords, including SMTP, FTP (for scan delivery), Active Directory (for user list import), and SharePoint credentials, in cleartext via the web administration panel page source, allowing exposure of sensitive third-party authentication data. This issue was fixed in version 26.08

SeverityMedium
CVSS6.9
Exploit probability—
ProductOptimiDoc Server
PublishedSep 3, 2026
First seenSep 3, 2026
Weakness typeCWE-256CWE-256

How to fix

Update
  • OptimiDoc OptimiDoc Server26.08 or later

Affected products

ProductAffected versionsFixed in
OptimiDoc OptimiDoc Serverv < 26.0826.08

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