CVE-2020-5563
CVE-2020-5563 is a medium-severity vulnerability in Cybozu Garoon with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Cybozu Garoon
- Published:
- Last modified:
Description
Improper authentication vulnerability in Cybozu Garoon 4.0.0 to 4.10.3 allows remote attackers to obtain data in the affected product via the API.
Frequently asked questions
- What is CVE-2020-5563?
- Improper authentication vulnerability in Cybozu Garoon 4.0.0 to 4.10.3 allows remote attackers to obtain data in the affected product via the API.
- How severe is CVE-2020-5563?
- CVE-2020-5563 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2020-5563 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-5563?
- CVE-2020-5563 affects Cybozu Garoon. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-5563?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-5563 published?
- CVE-2020-5563 was published on 2020-04-28 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cybozu:garoon:*:*:*:*:*:*:*:*
More vulnerabilities in Cybozu Garoon
- CVE-2014-1987 — Critical (CVSS 10.0): The CGI component in Cybozu Garoon 3.1.0 through 3.7 SP3 allows remote attackers to execute arbitrary commands via…
- CVE-2019-5945 — Critical (CVSS 9.8): Cybozu Garoon 4.2.4 to 4.10.1 allow remote attackers to obtain the users' credential information via the authentication…
- CVE-2016-1219 — Critical (CVSS 9.8): Cybozu Garoon before 4.2.2 allows remote attackers to bypass login authentication via vectors related to API use.
- CVE-2024-31401 — Critical (CVSS 9.0): Cross-site scripting vulnerability in Cybozu Garoon 5.0.0 to 5.15.2 allows a remote authenticated attacker with an…
- CVE-2018-0607 — High (CVSS 8.8): SQL injection vulnerability in the Notifications application in the Cybozu Garoon 3.5.0 to 4.6.2 allows remote…
- CVE-2018-0530 — High (CVSS 8.8): SQL injection vulnerability in the Cybozu Garoon 3.5.0 to 4.2.6 allows remote authenticated attackers to execute…
All CVEs affecting Cybozu Garoon →
Other CWE-287 (Improper Authentication) vulnerabilities
- CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
- CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
- CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
- CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
- CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
- CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…
Browse all CWE-287 (Improper Authentication) vulnerabilities →