# CVE-2020-25633: libresteasy-java: A flaw was found in RESTEasy client in all versions of RESTEasy up to4.5.6.Final

CVE-2020-25633 is fixed in 2 products on 1 platform, first by libresteasy-java 3.6.2-2ubuntu0.20.04.1~esm1, released October 8, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-25633
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0118
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 18, 2020

## Description

A flaw was found in RESTEasy client in all versions of RESTEasy up to4.5.6.Final. It may allow client users to obtain the server's potentiallysensitive information when the server got WebApplicationException from theRESTEasy client call. The highest threat from this vulnerability is to dataconfidentiality.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libresteasy-java Ubuntu 20.04 LTS (focal) | 3.6.2-2ubuntu0.20.04.1~esm1 | [libresteasy-java 3.6.2-2ubuntu0.20.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libresteasy-java-3.6.2-2ubuntu0.20.04.1-esm1.md) | Oct 8, 2024 |
| Linux | libresteasy-java Ubuntu 22.04.1 LTS (jammy) | 3.6.2-2ubuntu0.22.04.1~esm1 | [libresteasy-java 3.6.2-2ubuntu0.22.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libresteasy-java-3.6.2-2ubuntu0.22.04.1-esm1.md) | Oct 8, 2024 |
| Linux | libresteasy-java Ubuntu 24.04.5 LTS (noble) | 3.6.2-2ubuntu0.24.04.1~esm1 | [libresteasy-java 3.6.2-2ubuntu0.24.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libresteasy-java-3.6.2-2ubuntu0.24.04.1-esm1.md) | Oct 8, 2024 |
| Linux | libresteasy-java Ubuntu 24.10 (oracular) | 3.6.2-2ubuntu0.24.10.1 | [libresteasy-java 3.6.2-2ubuntu0.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libresteasy-java-3.6.2-2ubuntu0.24.10.1.md) | Jan 16, 2026 |
| Linux | libresteasy-java Ubuntu 25.04 (plucky) | 3.6.2-3ubuntu0.25.04.1 | [libresteasy-java 3.6.2-3ubuntu0.25.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libresteasy-java-3.6.2-3ubuntu0.25.04.1.md) | Jan 16, 2026 |
| Linux | libresteasy3.0-java Ubuntu 18.04.6 LTS (bionic) | 3.0.26-1~18.04.1~esm1 | [libresteasy3.0-java 3.0.26-1~18.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libresteasy3.0-java-3.0.26-1-18.04.1-esm1.md) | Oct 8, 2024 |
| Linux | libresteasy3.0-java Ubuntu 20.04 LTS (focal) | 3.0.26-1ubuntu0.1~esm1 | [libresteasy3.0-java 3.0.26-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libresteasy3.0-java-3.0.26-1ubuntu0.1-esm1.md) | Oct 8, 2024 |
| Linux | libresteasy3.0-java Ubuntu 22.04.1 LTS (jammy) | 3.0.26-3ubuntu0.1 | [libresteasy3.0-java 3.0.26-3ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libresteasy3.0-java-3.0.26-3ubuntu0.1.md) | Oct 8, 2024 |
| Linux | libresteasy3.0-java Ubuntu 24.04.5 LTS (noble) | 3.0.26-6ubuntu0.24.04.1 | [libresteasy3.0-java 3.0.26-6ubuntu0.24.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libresteasy3.0-java-3.0.26-6ubuntu0.24.04.1.md) | Oct 8, 2024 |
| Linux | libresteasy3.0-java Ubuntu 24.10 (oracular) | 3.0.26-6ubuntu0.24.10.1 | [libresteasy3.0-java 3.0.26-6ubuntu0.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libresteasy3.0-java-3.0.26-6ubuntu0.24.10.1.md) | Jan 16, 2026 |
| Linux | libresteasy3.0-java Ubuntu 25.04 (plucky) | 3.0.26-6ubuntu0.25.04.1 | [libresteasy3.0-java 3.0.26-6ubuntu0.25.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libresteasy3.0-java-3.0.26-6ubuntu0.25.04.1.md) | Jan 16, 2026 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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