CVE-2026-40941

Cacti: Package Import Signature Validation Bypass Allows Self-Signed Packages

MEDIUM

6.5

CVSS Score

Published: June 25, 2026 at 11:01 PM UTC

Updated: July 1, 2026 at 11:22 PM UTC

1 product affected across 1 vendorCacti

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Cacti · Cacti

95%

v < 1.2.31

Affected range stops below 1.2.31, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

x_refsource_CONFIRMVendor Advisory

Source: cverecord

https://github.com/Cacti/cacti/security/advisories/GHSA-274c-97hj-pv2v

x_refsource_MISCIssue TrackingPatch

Source: cverecord

https://github.com/Cacti/cacti/pull/7054

x_refsource_MISCProductRelease Notes

Source: cverecord

https://github.com/Cacti/cacti/releases/tag/release%2F1.2.31

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-347

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