{"id":"CVE-2026-17615","aliases":["ALSA-2026:72424","DEBIAN-CVE-2026-17615","EUVD-2026-68654","GHSA-h82j-45qh-f65r","RHSA-2026:72424","RHSA-2026:77297","RHSA-2026:80505","RLSA-2026:72424","UBUNTU-CVE-2026-17615"],"status":"published","title":"Resteasy-core: resteasy sourceprovider remote unauthenticated file read","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0085,"percentile":0.58587,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-611"],"published":"2026-08-31T16:15:01Z","modified":"2026-11-06T16:22:56Z","fixes":[{"ecosystem":"AlmaLinux:9","package":"pki-resteasy-client","fixed_in":["3.0.26-20.el9_8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"pki-resteasy-core","fixed_in":["3.0.26-20.el9_8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"pki-resteasy-jackson2-provider","fixed_in":["3.0.26-20.el9_8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"pki-resteasy-servlet-initializer","fixed_in":["3.0.26-20.el9_8"],"sources":["osv"]},{"ecosystem":"Red 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6"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:62515","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:62555","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:63302","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:68277","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:68278","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:72424","tags":["vendor-advisory","x_refsource_REDHAT","advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2026:77297","tags":["vendor-advisory","x_refsource_REDHAT","advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2026:80505","tags":["vendor-advisory","x_refsource_REDHAT","advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2026:90894","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:95221","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:95887","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-17615","tags":["vdb-entry","x_refsource_REDHAT","report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507635","tags":["issue-tracking","x_refsource_REDHAT","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17615","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h82j-45qh-f65r"},{"url":"https://bugzilla.redhat.com/2507635","tags":["report"]},{"url":"https://errata.almalinux.org/9/ALSA-2026-72424.html","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-17615","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_72424.json","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-17615","tags":["advisory","report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_77297.json","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_80505.json","tags":["advisory"]},{"url":"https://errata.rockylinux.org/RLSA-2026:72424","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-17615","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-17615","title":"Resteasy-core: resteasy sourceprovider remote unauthenticated file read","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","status":"published","published":"2026-08-31T16:15:01.739Z","modified":"2026-11-06T16:22:56.269Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-611"],"updated_at":"2026-11-06T17:28:52.735903Z"}],"euvd":[{"id":"EUVD-2026-68654","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","status":"published","published":"2026-08-31T16:15:01Z","modified":"2026-11-06T16:22:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-06T17:05:28.701654Z"}],"ghsa":[{"id":"GHSA-h82j-45qh-f65r","title":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated...","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","status":"published","published":"2026-08-31T18:31:30Z","modified":"2026-11-06T18:34:47Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-611"],"updated_at":"2026-11-06T19:01:25.944997Z"}],"nvd":[{"id":"CVE-2026-17615","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","status":"published","published":"2026-08-31T17:17:37.717Z","modified":"2026-11-06T17:17:26.597Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-611"],"updated_at":"2026-11-06T20:01:13.158084Z"}],"osv":[{"id":"DEBIAN-CVE-2026-17615","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","status":"published","published":"2026-08-31T17:17:37.717Z","modified":"2026-11-07T09:47:27.149134921Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-07T10:14:39.995311Z"},{"id":"RHSA-2026:72424","title":"Red Hat Security Advisory: resteasy security update","status":"published","published":"2026-09-29T10:18:20Z","modified":"2026-10-20T10:15:01Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:22.928316Z"},{"id":"RHSA-2026:77297","title":"Red Hat Security Advisory: resteasy security update","status":"published","published":"2026-10-08T10:20:17Z","modified":"2026-10-20T10:16:12Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:23.547034Z"},{"id":"RHSA-2026:80505","title":"Red Hat Security Advisory: resteasy security update","status":"published","published":"2026-10-14T10:31:45Z","modified":"2026-10-20T10:16:28Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:23.547034Z"},{"id":"RLSA-2026:72424","title":"Important: resteasy security update","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.\n\nSecurity Fix(es):\n\n* resteasy-core: RESTeasy SourceProvider remote unauthenticated file read (CVE-2026-17615)\n\nFor 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.","status":"published","published":"2026-09-29T06:05:21.842963Z","modified":"2026-09-29T06:30:02.650503096Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:26.449929Z"},{"id":"UBUNTU-CVE-2026-17615","description":"A flaw was found in RESTEasy's SourceProvider. This vulnerability allows an unauthenticated attacker to perform an unauthenticated remote file read. By sending a specially crafted XML body with a DOCTYPE declaration referencing external entities to an endpoint that accepts application/xml and returns Source or StreamSource, the server can be tricked into resolving the entity and including sensitive file contents in the HTTP response. This is due to the SourceProvider.writeTo() method creating a SAXParser without disabling external entity resolution, leading to an XML External Entity (XXE) vulnerability.","status":"published","published":"2026-08-31T17:17:00Z","modified":"2026-10-17T12:59:53.326922061Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T16:56:01.334185Z"},{"id":"ALSA-2026:72424","title":"Important: resteasy security update","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.  \n\nSecurity Fix(es):  \n\n  * resteasy-core: RESTeasy SourceProvider remote unauthenticated file read (CVE-2026-17615)\n\n\nFor 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.\n","status":"published","published":"2026-09-28T00:00:00Z","modified":"2026-10-29T11:32:37.400545141Z","updated_at":"2026-11-02T15:27:55.200553Z"}]}}