10up Distributor before 2.3.2 contains a missing authorization vulnerability in ajax_push() that allows Contributor-level multisite users to publish posts on other network sites. Attackers can use the dt-push nonce with a chosen connection id and postStatus to create draft or published posts on sites they cannot access.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
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