Dashboard / CVE-2026-33456

CVE-2026-33456

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 55/100
Published: 2026-04-10 Modified: 2026-10-23 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: High
UI: None
S: X
AT: None
VC: Low
VI: Low
VA: Low

Description

Livestatus injection in the notification test mode in Checkmk <2.5.0b4 and <2.4.0p26 allows an authenticated user with access to the notification test page to inject arbitrary Livestatus commands via a crafted service description.

Weakness Classification (1)

Affected Software (35)

VendorProductVersion
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
checkmk checkmk 2.4.0
Showing 30 of 35 entries

References & Advisories (1)

Bug Bounty Relevance

55 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

5.1 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.20%
Raw Score 0.001960
Percentile 9.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00196
2026-10-28
0.00196

Intelligence Sources

nvd ref →

External Links