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CVE-2021-20838

7.5 highEPSS 1.5%

High (7.5) in antennahouse office server document converter. EPSS 1.5% chance of exploitation in the next 30 days.

Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)
CWE
CWE-611
Published
Modified
Record from
the NVD, synced

Affected

References

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