CVE-2026-75935
High · 7.5CVSS
7.5
EPSS
0.6%
Published
Aug 18, 2026
CISA due date
—
The record
Uncontrolled memory allocation in the binary Ion stream cursor in Amazon ion-java before 1.12.0 might allow remote actors to cause a denial of service via a crafted Ion binary document containing a declared-length field that causes excessive heap preallocation. To remediate this issue, users should upgrade to version 1.12.0.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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