7.8

RHSA-2026:20560: xorg-x11-server-Xwayland Red Hat

CVSS: 7.8v3.1HighPublished
Published 26-05-2026Last modified 03-10-2026
Open JSON

Vulnerability summary

RHSA-2026:20560 is a high (CVSS 7.8) vulnerability in xorg-x11-server-Xwayland Red Hat.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (OSV · Red hat), selected by version preference
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 5 · Downstream 0
CVE-2026-33999CVE-2026-34000CVE-2026-34001CVE-2026-34002CVE-2026-34003

Timeline

  1. 26-05-2026
    PublishedVulnerability first disclosed.
  2. 03-10-2026
    Last modifiedVulnerability information updated.

Description

Red Hat Security Advisory: xorg-x11-server-Xwayland security update

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Redhat3 products
  • xorg-x11-server-Xwayland< 0:22.1.9-8.el9_4
  • xorg-x11-server-Xwayland-debuginfo< 0:22.1.9-8.el9_4
  • xorg-x11-server-Xwayland-debugsource< 0:22.1.9-8.el9_4

1 vendor · 3 products

References

23 links
Show all 23 references