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CVE-2026-8593

27
FAUCET Score

Improper permission enforcement in Checkmk versions 2.5.0 before 2.5.0p9, 2.4.0 before 2.4.0p34, 2.3.0 before 2.3.0p49, and 2.2.0 (EOL) allows users without permissions to view and modify BI packs and rules

First published: Jul 21, 2026Last modified: Jul 21, 2026

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.3.0, < 2.3.0p49CPE match
cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
>= 2.4.0, < 2.4.0p34CPE match
cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
>= 2.5.0, < 2.5.0p9CPE match
cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

5.3MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
10.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 9th percentile among its peer group of 21,951 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

checkmk.com / werk/16918