VulnerabilityBSI CERT-Bund
Nextcloud (Server, Tables, Whiteboard, Files Confidential, Collectives, Richdocuments): Mehrere Schwachstellen
NEOSEC enrichment — no mirror of the original source
Ein Angreifer kann mehrere Schwachstellen in Nextcloud ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Daten zu manipulieren oder offenzulegen sowie Denial-of-Service-Zustände auszulösen.
Source: BSI CERT-Bund. For licensing reasons NEOSEC Intel does not mirror the full text verbatim. The full text and expert commentary are available at the original source.
Read the issue at BSI CERT-BundFull advisory
Mediumbsi:WID-SEC-2026-418510 linked CVEs
Open advisory with all CVEs
More on Richdocuments
Other advisories
- LowCVE-2026-67400Nextcloud Richdocuments: unzureichende Zugriffskontrolle
- LowCVE-2026-67400Nextcloud Richdocuments: unzureichende Zugriffskontrolle
- MediumCVE-2026-82983Nextcloud (Server, Tables, Whiteboard, Files Confidential, Collectives, Richdocuments): Mehrere Schwachstellen
- Not ratedosv:CVE-2023-28645Secure view can be bypassed by using internal API endpoint in Nextcloud richdocuments
- Not ratedosv:MAL-2022-5786Malicious code in richdocuments (npm)
- Not ratedosv:CVE-2022-31024Federated editing allows iframing remote servers by default in richdocuments
Source: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-4185
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