CVE-2020-11534

An issue was discovered in ONLYOFFICE Document Server 5.5.0. An attacker can craft a malicious .docx file, and exploit the NSFileDownloader function to pass parameters to a binary (such as curl or wget) and remotely execute code on a victim's server.

• CWE-20

• https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda5050e323f6a0Third Party Advisory
• https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551Release Notes, Third Party Advisory
• https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda5050e323f6a0Third Party Advisory
• https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551Release Notes, Third Party Advisory

Published

Apr 15, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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