What’s Vulnerable › Vulnerabilities

CVE-2021-20771

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-18 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site scripting vulnerability in some functions of E-Mail of Cybozu Garoon 4.0.0 to 5.5.0 allows a remote attacker to inject an arbitrary script via unspecified vectors.

Affected products

• Cybozu, Inc. Cybozu Garoon: from 4.0.0 through 5.5.0

References

• https://cs.cybozu.co.jp/2021/007206.html
• https://jvn.jp/en/jp/JVN54794245/index.html
• https://cs.cybozu.co.jp/2021/007206.html
• https://jvn.jp/en/jp/JVN54794245/index.html

Get alerted when CVE-2021-20771 or the next vulnerability affects your stack