CVE-2023-26039

ZoneMinder vulnerable to OS Command injection in daemonControl() API

7.1 HighPublic exploitFix available

ZoneMinder is a free, open source Closed-circuit television software application for Linux which supports IP, USB and Analog cameras. Versions prior to 1.36.33 and 1.37.33 contain an OS Command Injection via daemonControl() in (/web/api/app/Controller/HostController.php). Any authenticated user can construct an api command to execute any shell command as the web user. This issue is patched in versions 1.36.33 and 1.37.33.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: High
Availability: None

Exploit likelihood

1.26%Down 0.8 points since Feb 27, 2023

What each source reports

CVE List Score used 7.1

ZoneMinder vulnerable to OS Command injection in daemonControl() API

Record: CVE-2023-26039
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Weakness: CWE-78
Updated: 2026-11-02

EUVDEUVD-2023-29925 7.1

Record: EUVD-2023-29925
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Updated: 2026-11-02

NVD 7.1

Record: CVE-2023-26039
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

OSV 7.1

ZoneMinder vulnerable to OS Command injection in daemonControl() API

Record: CVE-2023-26039
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Weakness: CWE-78
Updated: 2026-11-02

OSVDEBIAN-CVE-2023-26039 8.8

Record: DEBIAN-CVE-2023-26039
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2023-26039 7.1

Record: UBUNTU-CVE-2023-26039
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

zoneminder

Affected packages

Affected packages
Package	Affected	Fixed
`zoneminder` Debian:12	before 1.36.33+dfsg1-1	1.36.33+dfsg1-1
`zoneminder` Debian:13	before 1.36.33+dfsg1-1	1.36.33+dfsg1-1
`zoneminder` Debian:14	before 1.36.33+dfsg1-1	1.36.33+dfsg1-1
`zoneminder` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 1.28.1-81.29.0+dfsg-11.29.0+dfsg-1ubuntu11.29.0+dfsg-1ubuntu21.29.0+dfsg-1ubuntu2+esm1	None known
`zoneminder` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 1.32.3-2build11.32.3-2ubuntu11.32.3-2ubuntu21.32.3-2ubuntu2+esm1	None known
`zoneminder` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 1.36.7+dfsg1-11.36.10+dfsg1-11.36.11+dfsg1-11.36.12+dfsg1-11.36.12+dfsg1-1ubuntu0.1~esm1	None known
`zoneminder` Ubuntu:24.04:LTS	All versions, plus listed versions 1.36.33+dfsg1-1build11.36.33+dfsg1-1build21.36.33+dfsg1-1build31.36.33+dfsg1-1build4	None known
`zoneminder` Ubuntu:25.10	All versions, plus listed versions 1.36.35+dfsg1-1	None known
`zoneminder` Ubuntu:26.10	All versions, plus listed versions 1.36.37+dfsg1-1	None known
`zoneminder` Ubuntu:26.04:LTS	All versions, plus listed versions 1.36.35+dfsg1-11.36.37+dfsg1-1	None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	ungabunga-ctf/CVE-2023-26039	2026-07-17

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-26039 is a high vulnerability (CVSS 7.1) in Zoneminder, published February 25, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in zoneminder 1.36.33+dfsg1-1.