How severe is CVE-2026-54193?

CVE-2026-54193 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-54193 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-54193?

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-2026-54193 have an EU (EUVD) identifier?

Yes. CVE-2026-54193 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37715.

When was CVE-2026-54193 published?

CVE-2026-54193 was published on 2026-06-17.

CVE-2026-54193

CVE-2026-54193 is a high-severity vulnerability with a CVSS 3.x base score of 7.7. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37715
Weakness: CWE-22
Published: 2026-06-17
Last modified: 2026-06-17

Description

Contributor Arbitrary File Deletion in Fusion Builder <= 3.15.4 versions.

Frequently asked questions

What is CVE-2026-54193?: Contributor Arbitrary File Deletion in Fusion Builder <= 3.15.4 versions.
How severe is CVE-2026-54193?: CVE-2026-54193 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-54193 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-54193?: 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-2026-54193 have an EU (EUVD) identifier?: Yes. CVE-2026-54193 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37715.
When was CVE-2026-54193 published?: CVE-2026-54193 was published on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/fusion-builder/vulnerability/wordpress-fusion-builder-plugin-3-15-4-arbitrary-file-deletion-vulnerability?_s_id=cve

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