Vulnerability Report

CVE-2026-39955

Title: Cacti Pre-authentication SQL Injection via graph_view.php

SQLi

Proof Of Concept

No public PoC currently indexed for CVE-2026-39955.

CWE Category CWE-89
Published Date Jun 24, 2026
Modified Date Jun 26, 2026
Exploit Status Not Found
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
0.35%

Vulnerability Summary

CVE-2026-39955: Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have pre-authentication SQL Injection via unanchored FILTER_VALIDATE_REGEXP in graph_view.php. This issue has been fixed in version 1.2.31.

Impacted Vendors

T
the_cacti_group 1
C
cacti 1

Reference Links

https://github.com/Cacti/cacti/commit/4c09efaebf3a9faec66969d0b5c4aceaf397f37f https://github.com/Cacti/cacti/security/advisories/GHSA-gp82-qhrg-crv7
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-39955 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.