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RHBA-2026:21387
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Source
https://access.redhat.com/errata/RHBA-2026:21387
Import Source
https://security.access.redhat.com/data/osv/RHBA-2026:21387.json
JSON Data
https://api.osv.dev/v1/vulns/RHBA-2026:21387
Upstream
CVE-2026-4800
Published
2026-08-18T10:09:07Z
Modified
2026-08-20T10:10:41Z
Severity
8.1 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Calculator
Summary
Red Hat Bug Fix Advisory: cockpit bug fix and enhancement update
Details
References
https://access.redhat.com/errata/RHBA-2026:21387
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhba-2026_21387.json
https://access.redhat.com/security/cve/CVE-2026-4800
https://bugzilla.redhat.com/show_bug.cgi?id=2453496
https://www.cve.org/CVERecord?id=CVE-2026-4800
https://nvd.nist.gov/vuln/detail/CVE-2026-4800
https://cna.openjsf.org/security-advisories.html
https://github.com/advisories/GHSA-35jh-r3h4-6jhm
https://github.com/lodash/lodash/commit/3469357cff396a26c363f8c1b5a91dde28ba4b1c
Affected packages
Red Hat:enterprise_linux:9::appstream
cockpit-packagekit
Package
Name
cockpit-packagekit
Purl
pkg:rpm/redhat/cockpit-packagekit
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-storaged
Package
Name
cockpit-storaged
Purl
pkg:rpm/redhat/cockpit-storaged
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
Red Hat:enterprise_linux:9::baseos
cockpit
Package
Name
cockpit
Purl
pkg:rpm/redhat/cockpit
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-bridge
Package
Name
cockpit-bridge
Purl
pkg:rpm/redhat/cockpit-bridge
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-debuginfo
Package
Name
cockpit-debuginfo
Purl
pkg:rpm/redhat/cockpit-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-debugsource
Package
Name
cockpit-debugsource
Purl
pkg:rpm/redhat/cockpit-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-doc
Package
Name
cockpit-doc
Purl
pkg:rpm/redhat/cockpit-doc
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-system
Package
Name
cockpit-system
Purl
pkg:rpm/redhat/cockpit-system
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-ws
Package
Name
cockpit-ws
Purl
pkg:rpm/redhat/cockpit-ws
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
cockpit-ws-selinux
Package
Name
cockpit-ws-selinux
Purl
pkg:rpm/redhat/cockpit-ws-selinux
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:356.1-1.el9_8
Database specific
source
"https://security.access.redhat.com/data/osv/RHBA-2026:21387.json"
RHBA-2026:21387 - OSV