What is CVE-2026-19519?

CVE-2026-19519 is a medium-severity vulnerability in Red Hat Advanced Cluster Security 4, classified under Reachable Assertion. CVSS score: 4.3/10. Published 2026-08-11.

How severe is CVE-2026-19519?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Red Hat Advanced Cluster Security 4

CVE-2026-19519

A flaw was found in claircore's RPM package scanner. Crafted RPM header data in a container layer can cause an unchecked type assertion to panic the scanner. The panic is not recovered, causing the Clair indexer process to crash, leading t…

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Red Hat Advanced Cluster Security 4
Red Hat Quay 3

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-19519?: CVE-2026-19519 is a medium-severity vulnerability in Red Hat Advanced Cluster Security 4, classified under Reachable Assertion. CVSS score: 4.3/10. Published 2026-08-11.
How severe is CVE-2026-19519?: Medium severity. CVSS v3 base score is 4.3 out of 10.