by Kastro
Paper/Archive/CVE-2026-34184

CVE-2026-34184

Control System AlanWeb SCADA — Missing Authorization inAlanWeb SCADA

EPSS 0.3%CVSS 9.1
critical.is priorityof 100
32
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 22.0.220 × 204.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

AlanWeb SCADA does not enforce authorization for some directories. This allows an unauthorized attacker to read all files in these directories and even execute some of them. Critically the attacker could run PHP scripts directly on the connected database. This issue was fixed in AlanWeb SCADA version 9.8.5

Affected

ProductAffectedFixed inSource
AlanWeb SCADA< 9.8.59.8.5CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CERT-PL (CNA)8.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

writeupcert.pl/posts/2026/04/CVE-2026-4901refcontrol-system.pl