CVE-2026-121627
buku 5.0 through 5.1.1 contains a stored cross-site scripting vulnerability in the bukuserver bookmark list that allows attackers to execute script via an unescaped bookmark URL in BookmarkModelView._list_entry(). Attackers can submit a URL containing a double quote and event handler through the unauthenticated /api/bookmarks endpoint to issue same-origin API requests with viewers' credentials.
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The sources do not list affected products or versions for this vulnerability yet.
0.2%9th percentile
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Published
First publication at the source
Collected
First seen by Baba Yaga Security