Critical severity9.8NVD Advisory· Published Jun 24, 2026· Updated Jun 26, 2026

CVE-2026-39955

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Cacti (software)/Cacti2 versions
cpe:2.3:a:cacti:cacti:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:cacti:cacti:*:*:*:*:*:*:*:*range: <1.2.31
- (no CPE)range: <=1.2.30

Patches

Vulnerability mechanics

References

github.com/Cacti/cacti/commit/4c09efaebf3a9faec66969d0b5c4aceaf397f37fnvdPatch
github.com/Cacti/cacti/security/advisories/GHSA-gp82-qhrg-crv7nvdVendor Advisory

News mentions

Cacti: 15 Vulnerabilities Including RCE and SQLi Disclosed in Coordinated Batch
Vypr Intelligence · Jun 26, 2026

cvss	0.637
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000