CVE-2021-20634

MEDIUM 4.3CVE-2021-20634 · Published 18/03/2021 · updated 17/06/2026

In short

CVE-2021-20634 is a MEDIUM (CVSS 4.3) vulnerability affecting office (cybozu).
Chance of exploitation in the next 30 days (EPSS): 0.75%, higher than 54.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
office cybozu	`≥ 10.0.0, ≤ 10.8.4`	No fix yet

Description

Improper access control vulnerability in Custom App of Cybozu Office 10.0.0 to 10.8.4 allows authenticated attackers to bypass access restriction and obtain the date of Custom App via unspecified vectors.

References

jvn.jp/en/jp/JVN45797538/index.html · Third Party Advisory
kb.cybozu.support/article/36865 · Vendor Advisory

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Package

Affected versions

Patched versions

office

cybozu

≥ 10.0.0, ≤ 10.8.4

No fix yet

More vulnerabilities in office

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