What is RHSA-2026:20556?

RHSA-2026:20556 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: grafana security update

Which CVE IDs does RHSA-2026:20556 cover?

RHSA-2026:20556 covers the following CVE IDs: CVE-2026-32280, CVE-2026-32282, CVE-2026-32283. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:20556?

RHSA-2026:20556 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2026:20556HighCVSS 7.8

Red Hat Security Advisory: grafana security update

Vendor

Red Hat Product Security

Published

May 26, 2026

Last Modified

May 27, 2026

🔗 CVE IDs covered (3)

CVE-2026-32280 →CVE-2026-32282 →CVE-2026-32283 →

📋 Description

CVE-2026-32280 — crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building CVE-2026-32282 — golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root CVE-2026-32283 — crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2026:20556
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2456336
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2456338
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2456339
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20556.json