CVE-2021-20775
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a...
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a remote authenticated attacker to obtain the data of Comment and Space without the viewing privilege.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a remote authenticated attacker to obtain the data of Comment and Space without the viewing privilege.
- Record
CVE-2021-20775- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a remote authenticated attacker to obtain the data of Comment and Space without the viewing privilege.
- Record
CVE-2021-20775- Updated
- 2026-11-02
EUVDEUVD-2021-8187 No score
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a remote authenticated attacker to obtain the data of Comment and Space without the viewing privilege.
- Record
EUVD-2021-8187- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-728w-gxm6-g7c9 No score
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a...
Improper input validation vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0 allows a remote authenticated attacker to obtain the data of Comment and Space without the viewing privilege.
- Record
GHSA-728w-gxm6-g7c9- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-20775 is a medium vulnerability (CVSS 4.3) in Cybozu Garoon, published August 18, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.88%, the 59th percentile. No source names a fixed version.