{"id":"RLSA-2026:85234","summary":"Important: resteasy security update","details":"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: IIOImageProvider Unbounded Image Decode (Decompression-Bomb DoS) (CVE-2026-89059)\n\n* resteasy-core: RESTEasy: CorsFilter Reflects Arbitrary Origin with Credentials under Wildcard Config (CVE-2026-89058)\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.","modified":"2026-10-20T12:15:37.989636029Z","published":"2026-10-20T12:05:07.452289Z","upstream":["CVE-2026-89058","CVE-2026-89059"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:85234"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:85234"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2519756"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2519775"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:85234"}],"affected":[{"package":{"name":"resteasy","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/resteasy?distro=rocky-linux-9-x86-64&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.0.26-20.el9_8.1"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:85234.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}