RCE in Red Hat Enterprise Linux 10
CVE-2026-4802
A flaw was found in Cockpit. This vulnerability allows a remote attacker to achieve arbitrary command execution on the host by exploiting unsanitized user-controlled parameters within crafted links in the system logs user interface (UI). A…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.003 (51.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Red Hat Enterprise Linux 10 — versions 0:356.2-1.el10_2
- Red Hat Enterprise Linux 10.0 Extended Update Support — versions 0:334.2-1.el10_0
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:310.8-1.el8_10
- Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support — versions 0:264.3-1.el8_6
- Red Hat Enterprise Linux 8.6 Telecommunications Update Service — versions 0:264.3-1.el8_6
- Red Hat Enterprise Linux 8.6 Update Services For Sap Solutions — versions 0:264.3-1.el8_6
- Red Hat Enterprise Linux 8.8 Telecommunications Update Service — versions 0:286.2-1.el8_8
- Red Hat Enterprise Linux 8.8 Update Services For Sap Solutions — versions 0:286.2-1.el8_8
- Red Hat Enterprise Linux 9 — versions 0:356.2-1.el9_8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- secalert@redhat.com
- af854a3a-2127-422b-91ae-364da2661108
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2026-4802?
- CVE-2026-4802 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under OS Command Injection. CVSS score: 8.0/10. Published 2026-05-11.
- How severe is CVE-2026-4802?
- High severity. CVSS v3 base score is 8.0 out of 10.
- Is CVE-2026-4802 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.