RHSA-2026:46377: tigervnc Red Hat

CVSS: 7.8v3.1HighPublished

Published 28-07-2026Last modified 29-09-2026

Open JSON

Vulnerability summary

RHSA-2026:46377 is a high (CVSS 7.8) vulnerability in tigervnc 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 9 · Downstream 0

CVE-2026-50256 CVE-2026-50257 CVE-2026-50258 CVE-2026-50259 CVE-2026-50260 CVE-2026-50261+3 more

Timeline

28-07-2026
PublishedVulnerability first disclosed.
29-09-2026
Last modifiedVulnerability information updated.

Description

Red Hat Security Advisory: tigervnc security update

CVSS metrics

1 score · 1 source · 1 version

v3.17.8

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

Redhat12 products

tigervnc< 0:1.12.0-14.el9_2.15
tigervnc-debuginfo< 0:1.12.0-14.el9_2.15
tigervnc-debugsource< 0:1.12.0-14.el9_2.15
tigervnc-icons< 0:1.12.0-14.el9_2.15
tigervnc-license< 0:1.12.0-14.el9_2.15