CVE-2020-9483
CVE-2020-9483 is a high-severity vulnerability in Apache Skywalking with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 35% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 35% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Apache Skywalking
- Published:
- Last modified:
Description
**Resolved** When use H2/MySQL/TiDB as Apache SkyWalking storage, the metadata query through GraphQL protocol, there is a SQL injection vulnerability, which allows to access unpexcted data. Apache SkyWalking 6.0.0 to 6.6.0, 7.0.0 H2/MySQL/TiDB storage implementations don't use the appropriate way to set SQL parameters.
Frequently asked questions
- What is CVE-2020-9483?
- **Resolved** When use H2/MySQL/TiDB as Apache SkyWalking storage, the metadata query through GraphQL protocol, there is a SQL injection vulnerability, which allows to access unpexcted data. Apache SkyWalking 6.0.0 to 6.6.0, 7.0.0 H2/MySQL/TiDB storage implementations don't use the appropriate way to set SQL parameters.
- How severe is CVE-2020-9483?
- CVE-2020-9483 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-9483 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 35% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-9483?
- CVE-2020-9483 primarily affects Apache Skywalking. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-9483?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-9483 published?
- CVE-2020-9483 was published on 2020-06-30 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:apache:skywalking:*:*:*:*:*:*:*:*
- cpe:2.3:a:apache:skywalking:7.0.0:*:*:*:*:*:*:*
More vulnerabilities in Apache Skywalking
- CVE-2020-13921 — Critical (CVSS 9.8): **Resolved** Only when using H2/MySQL/TiDB as Apache SkyWalking storage, there is a SQL injection vulnerability in the…
- CVE-2026-30778 — High (CVSS 7.5): The SkyWalking OAP /debugging/config/dump endpoint may leak sensitive configuration information of…
- CVE-2025-54057 — Medium (CVSS 6.1): Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apache SkyWalking. This…
All CVEs affecting Apache Skywalking →
Other CWE-89 (SQL Injection) vulnerabilities
- CVE-2026-54350 — Critical (CVSS 10.0): Budibase is an open-source low-code platform. Prior to 3.39.12, an unauthenticated visitor of any published Budibase…
- CVE-2026-8054 — Critical (CVSS 10.0): Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in the Publish Audit API endpoints…
- CVE-2026-42287 — Critical (CVSS 10.0): Emlog is an open source website building system. Prior to version 2.6.11, direct SQL injection in article creation and…
- CVE-2026-3325 — Critical (CVSS 10.0): SQL injection (SQLi) in MegaCMS v12.0.0, specifically in the “id_territorio” parameter of the…
- CVE-2025-10878 — Critical (CVSS 10.0): A SQL injection vulnerability exists in the login functionality of Fikir Odalari AdminPando 1.0.1 before 2026-01-26.…
- CVE-2025-57792 — Critical (CVSS 10.0): Explorance Blue versions prior to 8.14.9 contain a SQL injection vulnerability caused by insufficient validation of…