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Vulnerability record · CVE-2026-40941 · published 25 June 2026

CVE-2026-40941: Cacti improper verification of cryptographic signature vulnerability

Cacti · Cacti

Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have a package import signature validation bypass allows which allows self-signed packages. This issue has been fixed in version 1.2.31.

7.1 CVSS 4.0 High EPSS 0.27% · top 83.5% CWE-347 · Improper verification of cryptographic signature
7.1CVSS 4.0 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
29 Jun 2026Last modified by NVD

Description

Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have a package import signature validation bypass allows which allows self-signed packages. This issue has been fixed in version 1.2.31.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Cacti/cacti/pull/7054 Issue TrackingPatch
https://github.com/Cacti/cacti/releases/tag/release%2F1.2.31 ProductRelease Notes
https://github.com/Cacti/cacti/security/advisories/GHSA-274c-97hj-pv2v Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-40941), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.