Collabora Online: Mehrere Schwachstellen
NEOSEC enrichment — no mirror of the original source
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Collabora Online ausnutzen, um Sicherheitsvorkehrungen zu umgehen, einen Cross-Site-Scripting-Angriff durchzuführen oder Informationen auszuspähen.
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-2026-42722 linked CVEs
Open advisory with all CVEs
More on Collabora
Other advisories
- MediumCVE-2026-48164Collabora Online: Mehrere Schwachstellen
- MediumCVE-2026-48164CollaboraOnline Online: Cross-Site-Scripting (XSS)
- MediumCVE-2026-46499CollaboraOnline Online: fehlerhafte Autorisierung
- MediumCVE-2026-46499CollaboraOnline Online: fehlerhafte Autorisierung
- MediumCVE-2026-48164CollaboraOnline Online: Cross-Site-Scripting (XSS)
- Not ratedosv:CVE-2026-48164Collabora Online: Reflected HTML injection through host_session_id
- MediumCVE-2026-66912Synacor Zimbra Collaboration: Cross-Site-Scripting (XSS)
- MediumCVE-2026-66912Synacor Zimbra Collaboration: Cross-Site-Scripting (XSS)
Other news entries
- Cisco Unified Communications Products Security Hardening Release: October 2026NewsCisco PSIRT
- Synacor Zimbra Collaboration Suite: Mehrere SchwachstellenVulnerabilityBSI CERT-Bund
- CISA Flags Two Actively Exploited Critical Flaws in Collabora Online and Arista VeloCloudNewsThe Hacker News
- Cisco Produkte (Emergency Responder, Prime Collaboration, Unified Communications Manager und Unity Connection): Mehrere SchwachstellenVulnerabilityBSI CERT-Bund
- MythicRatatoskr: An Yggdrasil-enabled backdoor deployed in a UAC-0099-Sandworm collaborationNewsESET WeLiveSecurity
- Parasitizing trust: How legitimate infrastructure becomes a delivery pipeline for attackersNewsCisco Talos
- Close Identity Gaps in Software Development Before Unleashing AINewsDark Reading
- Collabora Online Built-in CODE Server (NextCloud): Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit BenutzerrechtenVulnerabilityBSI CERT-Bund
Source: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-4272
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