What’s Vulnerable › Vulnerabilities

CVE-2026-109203: LogicalDOC Community Edition through 9.3 Missing Authorization via ConvertPdf Servlet

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-12 · updated 2026-10-13
• Weakness: CWE-862

Description

LogicalDOC Community Edition through 9.3 contains a missing authorization vulnerability in the ConvertPdf servlet that allows authenticated users to download restricted PDF documents. Attackers can enumerate sequential docId values and use the version parameter to retrieve any PDF and its versions from folders they cannot access.

Affected products

• LogicalDOC Community Edition: through 9.3

References

• https://github.com/logicaldoc/community
• https://github.com/logicaldoc/community/blob/9.3/logicaldoc-webapp/src/main/java/com/logicaldoc/web/ConvertPdf.java#L58
• https://github.com/logicaldoc/community/discussions/119
• https://www.vulncheck.com/advisories/logicaldoc-community-edition-through-9.3-missing-authorization-via-convertpdf-servlet

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