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CVE-2026-15933 is a plaintext storage of password vulnerability in OptimiDoc Server (On-Premise) before version 26.08. Previously configured credentials for external services are exposed in cleartext in the source of the web administration panel. An authenticated administrator can retrieve credentials configured for SMTP, FTP scan delivery, Active Directory user-list imports, SharePoint, and potentially other integrated services.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An authenticated information-disclosure vulnerability in OptimiDoc Server (On-Premise) that exposes configured third-party service credentials in cleartext through the web administration panel's page source.
A plaintext credential-storage vulnerability in OptimiDoc Server (On-Premise) before version 26.08. An authenticated administrator can recover configured third-party service credentials from the web administration panel's page source.
A plaintext password-storage vulnerability in OptimiDoc Server (On-Premise).
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.