SQL injection in LogicalDOC Community Edition exposes user data
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
LogicalDOC Community Edition through 9.3 contains an SQL injection flaw (CWE-89) in the firstLetter parameter of TagsDataServlet. An authenticated user with low privileges can inject SQL whose results are returned in the XML tag list. This lets the attacker read usernames, email addresses and password hashes from the ld_user table.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
LogicalDOC Community Edition through 9.3 contains a sql injection vulnerability that allows authenticated users to execute crafted SQL via the firstLetter parameter of TagsDataServlet. Low-privileged attackers can inject UNION SELECT statements returned in the XML tag list to read usernames, email addresses and password hashes from ld_user.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| LogicalDOC | LogicalDOC Community Edition | up to 9.3 | — | No fix listed | CNA |
- LogicalDOC Community Edition VendorLogicalDOC Affected up to 9.3 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for LogicalDOC Community Edition.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-12 Threatist record created from CVE-2026-109169
- 2026-10-12 Alias added: GHSA-cfx3-f25c-pr5c
- 2026-10-13 Priority changed: MEDIUM → LOW
- 2026-10-13 CISA SSVC decision points changed
References
Patch 1
Other 4
- https://github.com/logicaldoc/community/discussions/119
- https://github.com/logicaldoc/community/blob/9.3/logicaldoc-core/src/main/java/com/logicaldoc/core/document/HibernateDocumentDAO.java#L691
- https://github.com/logicaldoc/community/blob/9.3/logicaldoc-webapp/src/main/java/com/logicaldoc/web/data/TagsDataServlet.java#L41
- https://github.com/logicaldoc/community
More LogicalDOC vulnerabilities
- TI-2019-15311 LogicalDOC Enterprise 7.7.4 Authenticated Command Execution via Binary Path Manipulation CVSS 4.0HIGH 8.7
- TI-2019-15312 LogicalDOC Enterprise 7.7.4 Multiple Post-Authentication Directory Traversal Vulnerabilities CVSS 4.0HIGH 7.1
- TI-2025-11510 LogicalDOC Community Edition Admin Login login.jsp excessive authentication CVSS 4.0MEDIUM 6.3
- TI-2022-23495 LogicalDOC Document Version Comment Stored XSS CVSS 3.1MEDIUM 5.4
- TI-2022-23494 LogicalDOC Document File Name Stored XSS CVSS 3.1MEDIUM 5.4
- TI-2022-23493 LogicalDOC Chat Stored XSS CVSS 3.1MEDIUM 5.4
Sources
- CVE-2026-109169 · CVE Program
- CVE-2026-109169 · NVD
- FIRST EPSS
- GHSA-cfx3-f25c-pr5c · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences