Vulnary
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Critical· 9.8

CVE-2026-59540

A flaw in SMS Alert Order Notifications versions 3.9.6 and earlier lets anyone on the network gain full control of the system without needing a password. The bug allows attackers to run arbitrary commands, read or delete data, and take over the affected server. It is a serious, unauthenticated privilege escalation vulnerability.

publishedJul 23, 2026
last modifiedJul 23, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
19th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 6, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

SMS Alert Order Notifications software, any installation running version 3.9.6 or older. The typical user is an administrator or operator of the system.

02

Real-world impact

An attacker who exploits this flaw can execute any code on the server, steal sensitive data, modify or delete information, and potentially use the compromised machine to launch further attacks.

03

Why this severity

The CVSS score of 9.8 reflects that the vulnerability is exploitable over the network, requires no authentication, and gives attackers complete control (confidentiality, integrity, availability).

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
CVE-2026-59540: A flaw in SMS Alert Order Notifications versions 3.9.6 and earlier let · Vulnary