# CVE-2026-17615: pki-resteasy-client: RESTEasy contains a JBoss project that provides frameworks to help build RESTful Web Services and RESTful Java applic...

CVE-2026-17615 is fixed in 5 products on 1 platform, first by ALSA-2026:72424, released September 28, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-17615
- Priority: High
- CVSS: 7.5 (Important)
- EPSS: 0.0085
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 28, 2026

## Description

RESTEasy contains a JBoss project that provides frameworks to help build RESTful Web Services and RESTful Java applications. It is a fully certified and portable implementation of the JAX-RS specification.  Security Fix(es):  * resteasy-core: RESTeasy SourceProvider remote unauthenticated file read (CVE-2026-17615)  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | pki-resteasy-client RHEL 9 | 0:3.0.26-20.el9_8 | [RHSA-2026:72424](https://patchblox.com/security/data/fix/linux/rhsa-2026-72424.md) | Sep 29, 2026 |
| Linux | pki-resteasy-client almalinux 9 | 3.0.26-20.el9_8 | [ALSA-2026:72424](https://patchblox.com/security/data/fix/linux/alsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-client ol 9 | 0:3.0.26-20.el9_8 | [ELSA-2026-72424](https://patchblox.com/security/data/fix/linux/elsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-core RHEL 9 | 0:3.0.26-20.el9_8 | [RHSA-2026:72424](https://patchblox.com/security/data/fix/linux/rhsa-2026-72424.md) | Sep 29, 2026 |
| Linux | pki-resteasy-core almalinux 9 | 3.0.26-20.el9_8 | [ALSA-2026:72424](https://patchblox.com/security/data/fix/linux/alsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-core ol 9 | 0:3.0.26-20.el9_8 | [ELSA-2026-72424](https://patchblox.com/security/data/fix/linux/elsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-jackson2-provider RHEL 9 | 0:3.0.26-20.el9_8 | [RHSA-2026:72424](https://patchblox.com/security/data/fix/linux/rhsa-2026-72424.md) | Sep 29, 2026 |
| Linux | pki-resteasy-jackson2-provider almalinux 9 | 3.0.26-20.el9_8 | [ALSA-2026:72424](https://patchblox.com/security/data/fix/linux/alsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-jackson2-provider ol 9 | 0:3.0.26-20.el9_8 | [ELSA-2026-72424](https://patchblox.com/security/data/fix/linux/elsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-servlet-initializer RHEL 9 | 0:3.0.26-20.el9_8 | [RHSA-2026:72424](https://patchblox.com/security/data/fix/linux/rhsa-2026-72424.md) | Sep 29, 2026 |
| Linux | pki-resteasy-servlet-initializer almalinux 9 | 3.0.26-20.el9_8 | [ALSA-2026:72424](https://patchblox.com/security/data/fix/linux/alsa-2026-72424.md) | Sep 28, 2026 |
| Linux | pki-resteasy-servlet-initializer ol 9 | 0:3.0.26-20.el9_8 | [ELSA-2026-72424](https://patchblox.com/security/data/fix/linux/elsa-2026-72424.md) | Sep 28, 2026 |
| Linux | resteasy rocky 9 | 0:3.0.26-20.el9_8 | [RLSA-2026:72424](https://patchblox.com/security/data/fix/linux/rlsa-2026-72424.md) | Sep 29, 2026 |

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Data as of 2026-11-09T01:18:40Z 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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