CVE-2021-25833Not scoredCWE-22

CVE-2021-25833: Onlyoffice Document Server vulnerability

Onlyoffice · Document Server

Affected: Onlyoffice Document Server · Exploitation: likely to be exploited (10% or more)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

43.5%probability of exploitation in the next 30 days

98th percentile

050100

Higher than 98% of scored CVEs

Not scored yet. The CVE record carries no CVSS score.

DescriptionCVE.org

A file extension handling issue was found in [server] module of ONLYOFFICE DocumentServer v4.2.0.71-v5.6.0.21. The file extension is controlled by an attacker through the request data and leads to arbitrary file overwriting. Using this vulnerability, a remote attacker can obtain remote code execution on DocumentServer.

On the Atlas

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Open the Atlas

Exploitation: Likely to be exploited (10% or more). EPSS gives it a 10% or higher chance of exploitation in the next 30 days.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Path Traversal · File and Path Handling
Vendor: Onlyoffice
Published: March 2021
Band: Likely to be exploited (10% or more), March 2021

CoverageNo articles yet

No CyberSIXT article names CVE-2021-25833 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.