CVE catalog
CVE-2021-20289
RESTEasy vulnerabilities
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.40% · Oct 25, 2026
A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality. resteasy: Error message exposes endpoint class information The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | resteasy | noble | 3.0.26-6ubuntu0.24.04.1 | fixed |
| Ubuntu | resteasy3.0 | noble | 3.0.26-6ubuntu0.24.04.1 | fixed |
| Ubuntu | libresteasy3.0-java | noble | 3.0.26-6ubuntu0.24.04.1 | fixed |
| Ubuntu | resteasy | noble | 3.6.2-2ubuntu0.24.04.1~esm1 | fixed |
| Ubuntu | libresteasy-java | noble | 3.6.2-2ubuntu0.24.04.1~esm1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Ubuntu | resteasy | deb | noble | 3.0.26-6ubuntu0.24.04.1 | Not reported | Not reported | Not reported |
| Ubuntu | resteasy3.0 | deb | noble | 3.0.26-6ubuntu0.24.04.1 | Not reported | Not reported | Not reported |
| Ubuntu | libresteasy3.0-java | deb | noble | 3.0.26-6ubuntu0.24.04.1 | Not reported | Not reported | Not reported |
| Ubuntu | resteasy | deb | noble | 3.6.2-2ubuntu0.24.04.1~esm1 | Not reported | Not reported | Not reported |
| Ubuntu | libresteasy-java | deb | noble | 3.6.2-2ubuntu0.24.04.1~esm1 | Not reported | Not reported | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-20289.json]
- [https://ubuntu.com/security/notices/USN-7351-1]
- [https://ubuntu.com/security/notices/USN-7630-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-1366.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [Red Hat security advisories and VEX] · [Ubuntu Security Notices (USN)]