What is CVE-2026-16308?

CVE-2026-16308 is a high-severity vulnerability in IBM Enterprise Build Of Quarkus, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-07-30.

How severe is CVE-2026-16308?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in IBM Enterprise Build Of Quarkus

CVE-2026-16308

IBM Enterprise Build of Quarkus 3.27.1 through 3.27.4.SP2, and 3.33.1 through 3.33.2.SP2 Quarkus REST could allow a remote attacker to cause a denial of service due to unbounded accumulation of multipart MIME part-header bytes.

EPSS: 0.003 (24.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Ibm Enterprise Build Of Quarkus — versions 3.27.1, 3.33.1

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-16308?: CVE-2026-16308 is a high-severity vulnerability in IBM Enterprise Build Of Quarkus, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-07-30.
How severe is CVE-2026-16308?: High severity. CVSS v3 base score is 7.5 out of 10.