Nextcloud Collectives vulnerabilities

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Published CVEs affecting Nextcloud Collectives: 1 record(s), with affected versions and fixes.

CVE-2026-77166 Low · 2.4 CWE-840 Sep 21, 2026

The emoji field in the page emoji update endpoint does not properly validate user input…

The emoji field in the page emoji update endpoint does not properly validate user input. By injecting long text and line breaks, the sidebar layout becomes broken and can hide other items.