Server classes and resources exposure in OSGi applications using Vaadin 12-14 and 19
Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | com.vaadin:vaadin-bom | >= 12.0.0, < 14.4.10, >= 19.0.0, < 19.0.1 | 14.4.10, 19.0.1 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N- Weakness (CWE)
CWE-402- Platform
- Java / Kotlin (Maven)
- Package
com.vaadin:vaadin-bom- Disclosed
- 19.04.2021
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-j9wr-49vq-rm5g - CC BY 4.0
Vulnerability history: com.vaadin:vaadin-bom
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 18
- First → latest
- 04.2021 11.2021
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 5
- Medium 10
- Low 3
Disclosures per year
- 2021: 18
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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