Nundina › Discover calendars › CISA Known Exploited Vulnerabilities calendar › CVE-2021-3199 - ONLYOFFICE DocsCVE-2021-3199 - ONLYOFFICE Docs8 October 2026ONLYOFFICE Docs Server Path Traversal Vulnerability. ONLYOFFICE Docs contains a path traversal vulnerability that can occur when JWT is used, via a /.. sequence in an image upload parameter and could allow for remote code execution. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are...CISA Known Exploited Vulnerabilities calendarMore from this calendar

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