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Medium severity · published Oct 12, 2026
CVE-2026-109169
LogicalDOC Community Edition through 9.3 SQL Injection via tags.xml firstLetter
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LC
LogicalDOC Community Edition · LogicalDOC
through 9.3 · source: vendor
Affected product
LC
LogicalDOC Community Edition
LogicalDOC
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-109169
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-109169
technical-description
https://github.com/logicaldoc/community/discussions/119
patch
https://github.com/logicaldoc/community/commit/8428bfb93f89ab5773019299d17d643c075c4aee
technical-description
https://github.com/logicaldoc/community/blob/9.3/logicaldoc-core/src/main/java/com/logicaldoc/core/document/HibernateDocumentDAO.java#L691
technical-description
https://github.com/logicaldoc/community/blob/9.3/logicaldoc-webapp/src/main/java/com/logicaldoc/web/data/TagsDataServlet.java#L41
product
https://github.com/logicaldoc/community
third-party-advisory
https://www.vulncheck.com/advisories/logicaldoc-community-edition-through-9.3-sql-injection-via-tags-xml-firstletter
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