What’s Vulnerable › Vulnerabilities

CVE-2021-20633

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-18 · updated 2026-06-17

Description

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

Affected products

• Cybozu, Inc. Cybozu Office: from 10.0.0 through 10.8.4

References

• https://jvn.jp/en/jp/JVN45797538/index.html
• https://kb.cybozu.support/article/36869/
• https://jvn.jp/en/jp/JVN45797538/index.html
• https://kb.cybozu.support/article/36869/

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