How severe is CVE-2026-54802?

CVE-2026-54802 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-54802 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-54802?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-54802 have an EU (EUVD) identifier?

Yes. CVE-2026-54802 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37638.

When was CVE-2026-54802 published?

CVE-2026-54802 was published on 2026-06-17.

CVE-2026-54802

CVE-2026-54802 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37638
Weakness: CWE-862
Published: 2026-06-17
Last modified: 2026-06-17

Description

Unauthenticated Broken Authentication in SMS Alert Order Notifications <= 3.9.3 versions.

Frequently asked questions

What is CVE-2026-54802?: Unauthenticated Broken Authentication in SMS Alert Order Notifications <= 3.9.3 versions.
How severe is CVE-2026-54802?: CVE-2026-54802 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-54802 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-54802?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-54802 have an EU (EUVD) identifier?: Yes. CVE-2026-54802 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37638.
When was CVE-2026-54802 published?: CVE-2026-54802 was published on 2026-06-17.

References

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

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