CVE-2026-89059
Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos)
CVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-89059
PublishedA flaw was found in RESTEasy's IIOImageProvider, which decodes attacker-supplied image request bodies without enforcing any limit on the declared image dimensions or pixel count. A remote, unauthenticated attacker can send a small crafted image declaring enormous dimensions to trigger a very large memory allocation, exhausting the JVM heap and resulting in a denial of service.
Read the publisher's advisoryAffected versions, risk and source history
Related advisories and sources
Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.
CVE-2026-89059 · CVE overview and exploitation status
cve-program · CVE-2026-89059
- https://access.redhat.com/errata/RHSA-2026:83082
- https://access.redhat.com/errata/RHSA-2026:83520
- https://access.redhat.com/errata/RHSA-2026:83670
- https://access.redhat.com/errata/RHSA-2026:85234
- https://access.redhat.com/errata/RHSA-2026:92408
- https://access.redhat.com/errata/RHSA-2026:95221
- https://access.redhat.com/errata/RHSA-2026:95466
- https://access.redhat.com/errata/RHSA-2026:95504
- https://access.redhat.com/errata/RHSA-2026:95505
- https://access.redhat.com/errata/RHSA-2026:95887
- https://access.redhat.com/errata/RHSA-2026:96077
- https://access.redhat.com/errata/RHSA-2026:98494
- https://access.redhat.com/errata/RHSA-2026:98606
- https://access.redhat.com/security/cve/CVE-2026-89059
- https://bugzilla.redhat.com/show_bug.cgi?id=2519756
- https://github.com/resteasy/resteasy/commit/7c7e6b37c8b2451a37aed9cdc6978b447456bacb
- https://github.com/resteasy/resteasy/security/advisories/GHSA-m4pc-7gc7-9vw2
Related changes
Linked by CVE identifier- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 11 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 11 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 9 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 6 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 5 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 5 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 5 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 5 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 4 Nov 2026
- Resteasy-core: resteasy: iioimageprovider unbounded image decode (decompression-bomb dos) · Affected-version evidence changed · 29 Oct 2026