CVE-2026-109206: falha de média gravidade em LogicalDOC Community Edition
LogicalDOC Community Edition through 9.3 Username Enumeration via AvatarServlet
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 6.9epss 0.2%
LogicalDOC Community Edition through 9.3 contains a username enumeration vulnerability that allows unauthenticated attackers to identify valid accounts because the AvatarServlet (/avatar) performs no session validation. Attackers can supply usernames or numeric IDs in the userId parameter and compare 1x1 transparent images against real avatars to enumerate users and retrieve profile pictures.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Produtos afetados
LogicalDOC · LogicalDOC Community EditionCVEs relacionadas — LogicalDOC Community Edition
No mesmo produto, das mais perigosas para as menos.
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Referências
https://github.com/logicaldoc/communityhttps://github.com/logicaldoc/community/blob/9.3/logicaldoc-webapp/src/main/java/com/logicaldoc/web/AvatarServlet.java#L63https://github.com/logicaldoc/community/commit/4e93a69526ae7fe50f670b85b3fc57181f3de3f7https://github.com/logicaldoc/community/discussions/119https://www.vulncheck.com/advisories/logicaldoc-community-edition-through-9.3-username-enumeration-via-avatarservlet