CVE-2026-67588EPSS p9.2%
CVE-2026-67588CVE-2026-67588
Description
A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion leading to denial of service.
This issue affects Apache Qpid ProtonJ2: through 1.1.0.
Users are recommended to upgrade to version 1.2.0, which fixes the issue.
Scoring
| CVSS | 7.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 0.19% probability of exploitation · percentile 9.2% · 2026-08-06T12:00:30Z |
| Last modified | 2026-08-06 |