CVE-2026-54803

Name: CVE-2026-54803
Creator: NVD / NIST
Published: 2026-06-17T13:20:51.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.45%

Last modified Jun 17, 2026

CVE-2026-54803 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Subscriber Privilege Escalation in SMS Alert Order Notifications <= 3.9.4 versions.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

Subscriber Privilege Escalation in SMS Alert Order Notifications <= 3.9.4 versions.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.45%

35.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

References

https://patchstack.com/database/wordpress/plugin/sms-alert/vulnerability/wordpress-sms-alert-order-notifications-plugin-3-9-4-privilege-escalation-vulnerability?_s_id=cve

Timeline

Published: Jun 17, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-54803?

Subscriber Privilege Escalation in SMS Alert Order Notifications <= 3.9.4 versions.

How severe is CVE-2026-54803?

CVE-2026-54803 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.

How do I fix CVE-2026-54803?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-54803?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST