# CVE-2026-4800: cockpit-ws-selinux: Cockpit enables users to administer GNU/Linux servers using a web browser

CVE-2026-4800 is fixed in 16 products on 1 platform, first by libjs-lodash 4.17.4+dfsg-1ubuntu0.1~esm1, released March 31, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2026-4800
- Priority: Urgent
- CVSS: 9.8 (Critical)
- EPSS: 0.0281
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 31, 2026

## Description

Cockpit enables users to administer GNU/Linux servers using a web browser. It offers network configuration, log inspection, diagnostic reports, SELinux troubleshooting, interactive command-line sessions, and more.  Bug Fix(es) and Enhancement(s):  * cockpit: Cockpit: Unauthenticated remote code execution due to SSH command-line argument injection [rhel-9.8] (JIRA:RHEL-158310)  * cockpit: lodash: Arbitrary code execution via untrusted input in template imports [rhel-9.8] (JIRA:RHEL-164196)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cockpit RHEL 10 | 356.1-1.el10_2 | [RHBA-2026:21388](https://patchblox.com/security/data/fix/linux/rhba-2026-21388.md) | Mar 31, 2026 |
| Linux | cockpit RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-bridge RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-doc RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-ha-cluster almalinux 10 | 0.12.1-1.el10_1.3 | [ALSA-2026:10713](https://patchblox.com/security/data/fix/linux/alsa-2026-10713.md) | Apr 27, 2026 |
| Linux | cockpit-ha-cluster ol 10 | 0:0.12.1-1.el10_1.3 | [ELSA-2026-10713](https://patchblox.com/security/data/fix/linux/elsa-2026-10713.md) | Apr 28, 2026 |
| Linux | cockpit-image-builder RHEL 10 | 94.3-1.el10_2 | [RHSA-2026:24331](https://patchblox.com/security/data/fix/linux/rhsa-2026-24331.md) | Mar 31, 2026 |
| Linux | cockpit-image-builder ol 10 | 0:94.3-1.0.1.el10_2 | [ELSA-2026-24331](https://patchblox.com/security/data/fix/linux/elsa-2026-24331.md) | Jul 16, 2026 |
| Linux | cockpit-image-builder rocky 10 | 0:94.3-1.el10_2 | [RLSA-2026:24331](https://patchblox.com/security/data/fix/linux/rlsa-2026-24331.md) | Jun 11, 2026 |
| Linux | cockpit-packagekit RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-storaged RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-system RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-ws RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | cockpit-ws-selinux RHEL 9 | 0:356.1-1.el9_8 | [RHBA-2026:21387](https://patchblox.com/security/data/fix/linux/rhba-2026-21387.md) | May 27, 2026 |
| Linux | libjs-lodash Ubuntu 18.04.6 LTS (bionic) | 4.17.4+dfsg-1ubuntu0.1~esm1 | [libjs-lodash 4.17.4+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libjs-lodash-4.17.4-dfsg-1ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | libjs-lodash Ubuntu 20.04 LTS (focal) | 4.17.15+dfsg-2ubuntu0.1~esm1 | [libjs-lodash 4.17.15+dfsg-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libjs-lodash-4.17.15-dfsg-2ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | libjs-lodash Ubuntu 22.04.1 LTS (jammy) | 4.17.21+dfsg+~cs8.31.198.20210220-5ubuntu0.1~esm1 | [libjs-lodash 4.17.21+dfsg+~cs8.31.198.20210220-5ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjs-lodash-4.17.21-dfsg-cs8.31.198.20210220-5ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | libjs-lodash Ubuntu 24.04.5 LTS (noble) | 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.24.04.1~esm1 | [libjs-lodash 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.24.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libjs-lodash-4.17.21-dfsg-cs8.31.198.20210220-9ubuntu0.24.04.1-esm1.md) | Mar 31, 2026 |
| Linux | libjs-lodash Ubuntu 25.10 (questing) | 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.25.10.1 | [libjs-lodash 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.25.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libjs-lodash-4.17.21-dfsg-cs8.31.198.20210220-9ubuntu0.25.10.1.md) | Mar 31, 2026 |
| Linux | libjs-lodash Ubuntu 26.04.1 LTS (resolute) | 4.17.23+dfsg-1ubuntu0.1~esm1 | [libjs-lodash 4.17.23+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libjs-lodash-4.17.23-dfsg-1ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash Debian 12.15 (bookworm) | 4.17.21+dfsg+~cs8.31.198.20210220-9+deb12u1 | [DEBIAN-CVE-2026-4800](https://patchblox.com/security/data/fix/linux/debian-cve-2026-4800.md) | Mar 31, 2026 |
| Linux | node-lodash Debian 13.5 (trixie) | 4.17.21+dfsg+~cs8.31.198.20210220-9+deb13u1 | [DEBIAN-CVE-2026-4800](https://patchblox.com/security/data/fix/linux/debian-cve-2026-4800.md) | Mar 31, 2026 |
| Linux | node-lodash Debian 14 | 4.18.1+dfsg-1 | [DEBIAN-CVE-2026-4800](https://patchblox.com/security/data/fix/linux/debian-cve-2026-4800.md) | Mar 31, 2026 |
| Linux | node-lodash Ubuntu 18.04.6 LTS (bionic) | 4.17.4+dfsg-1ubuntu0.1~esm1 | [node-lodash 4.17.4+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-node-lodash-4.17.4-dfsg-1ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash Ubuntu 20.04 LTS (focal) | 4.17.15+dfsg-2ubuntu0.1~esm1 | [node-lodash 4.17.15+dfsg-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-node-lodash-4.17.15-dfsg-2ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash Ubuntu 22.04.1 LTS (jammy) | 4.17.21+dfsg+~cs8.31.198.20210220-5ubuntu0.1~esm1 | [node-lodash 4.17.21+dfsg+~cs8.31.198.20210220-5ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-node-lodash-4.17.21-dfsg-cs8.31.198.20210220-5ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash Ubuntu 24.04.5 LTS (noble) | 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.24.04.1~esm1 | [node-lodash 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.24.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-node-lodash-4.17.21-dfsg-cs8.31.198.20210220-9ubuntu0.24.04.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash Ubuntu 25.10 (questing) | 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.25.10.1 | [node-lodash 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.25.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-node-lodash-4.17.21-dfsg-cs8.31.198.20210220-9ubuntu0.25.10.1.md) | Mar 31, 2026 |
| Linux | node-lodash Ubuntu 26.04.1 LTS (resolute) | 4.17.23+dfsg-1ubuntu0.1~esm1 | [node-lodash 4.17.23+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-node-lodash-4.17.23-dfsg-1ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash-packages Ubuntu 20.04 LTS (focal) | 4.17.15+dfsg-2ubuntu0.1~esm1 | [node-lodash-packages 4.17.15+dfsg-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-node-lodash-packages-4.17.15-dfsg-2ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash-packages Ubuntu 22.04.1 LTS (jammy) | 4.17.21+dfsg+~cs8.31.198.20210220-5ubuntu0.1~esm1 | [node-lodash-packages 4.17.21+dfsg+~cs8.31.198.20210220-5ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-node-lodash-packages-4.17.21-dfsg-cs8.31.198.20210220-5ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash-packages Ubuntu 24.04.5 LTS (noble) | 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.24.04.1~esm1 | [node-lodash-packages 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.24.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-node-lodash-packages-4.17.21-dfsg-cs8.31.198.20210220-9ubuntu0.24.04.1-esm1.md) | Mar 31, 2026 |
| Linux | node-lodash-packages Ubuntu 25.10 (questing) | 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.25.10.1 | [node-lodash-packages 4.17.21+dfsg+~cs8.31.198.20210220-9ubuntu0.25.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-node-lodash-packages-4.17.21-dfsg-cs8.31.198.20210220-9ubuntu0.25.10.1.md) | Mar 31, 2026 |
| Linux | node-lodash-packages Ubuntu 26.04.1 LTS (resolute) | 4.17.23+dfsg-1ubuntu0.1~esm1 | [node-lodash-packages 4.17.23+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-node-lodash-packages-4.17.23-dfsg-1ubuntu0.1-esm1.md) | Mar 31, 2026 |
| Linux | pcs RHEL 10 | 0.12.0-3.el10_0.5 | [RHSA-2026:11470](https://patchblox.com/security/data/fix/linux/rhsa-2026-11470.md) | Apr 30, 2026 |
| Linux | pcs RHEL 9 | 0:0.11.11-2.el9_8.1 | [RHSA-2026:19167](https://patchblox.com/security/data/fix/linux/rhsa-2026-19167.md) | Apr 30, 2026 |
| Linux | pcs almalinux 9 | 0.11.11-2.el9_8.1 | [ALSA-2026:19167](https://patchblox.com/security/data/fix/linux/alsa-2026-19167.md) | May 19, 2026 |
| Linux | pcs ol 10 | 0:0.12.1-1.el10_1.3 | [ELSA-2026-10713](https://patchblox.com/security/data/fix/linux/elsa-2026-10713.md) | Apr 28, 2026 |
| Linux | pcs ol 9 | 0:0.11.10-1.el9_7.3 | [ELSA-2026-10710](https://patchblox.com/security/data/fix/linux/elsa-2026-10710.md) | Apr 26, 2026 |
| Linux | pcs rocky 9 | 0:0.11.11-2.el9_8.1 | [RLSA-2026:19167](https://patchblox.com/security/data/fix/linux/rlsa-2026-19167.md) | May 28, 2026 |
| Linux | pcs-snmp RHEL 9 | 0:0.11.11-2.el9_8.1 | [RHSA-2026:19167](https://patchblox.com/security/data/fix/linux/rhsa-2026-19167.md) | Apr 30, 2026 |
| Linux | pcs-snmp almalinux 9 | 0.11.11-2.el9_8.1 | [ALSA-2026:19167](https://patchblox.com/security/data/fix/linux/alsa-2026-19167.md) | May 19, 2026 |
| Linux | pcs-snmp ol 10 | 0:0.12.1-1.el10_1.3 | [ELSA-2026-10713](https://patchblox.com/security/data/fix/linux/elsa-2026-10713.md) | Apr 28, 2026 |
| Linux | pcs-snmp ol 9 | 0:0.11.10-1.el9_7.3 | [ELSA-2026-10710](https://patchblox.com/security/data/fix/linux/elsa-2026-10710.md) | Apr 26, 2026 |
| Linux | yarnpkg Fedora 43 | 1.22.22-18.fc43 | [FEDORA-2026-085ABEEA02](https://patchblox.com/security/data/fix/linux/fedora-2026-085abeea02.md) | Apr 2, 2026 |

---

Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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