CVE-2021-25830Not scored

CVE-2021-25830: 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.

11.8%probability of exploitation in the next 30 days

96th percentile

050100

Higher than 96% of scored CVEs

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

DescriptionCVE.org

A file extension handling issue was found in [core] module of ONLYOFFICE DocumentServer v4.2.0.236-v5.6.4.13. An attacker must request the conversion of the crafted file from DOCT into DOCX format. Using the chain of two other bugs related to improper string handling, an attacker can achieve remote code execution on DocumentServer.

On the Atlas

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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
Vendor: Onlyoffice
Published: March 2021
Band: Likely to be exploited (10% or more), March 2021

CoverageNo articles yet

No CyberSIXT article names CVE-2021-25830 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.