How severe is CVE-2025-54693?

CVE-2025-54693 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-54693 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-54693?

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

Does CVE-2025-54693 have an EU (EUVD) identifier?

Yes. CVE-2025-54693 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24701.

When was CVE-2025-54693 published?

CVE-2025-54693 was published on 2025-08-14 and last updated on 2026-06-17.

CVE-2025-54693

CVE-2025-54693 is a critical-severity vulnerability with a CVSS 3.x base score of 9.0. 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.0)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24701
Weakness: CWE-434
Published: 2025-08-14
Last modified: 2026-06-17

Description

Unrestricted Upload of File with Dangerous Type vulnerability in epiphyt Form Block form-block allows Upload a Web Shell to a Web Server.This issue affects Form Block: from n/a through <= 1.5.5.

Frequently asked questions

What is CVE-2025-54693?: Unrestricted Upload of File with Dangerous Type vulnerability in epiphyt Form Block form-block allows Upload a Web Shell to a Web Server.This issue affects Form Block: from n/a through <= 1.5.5.
How severe is CVE-2025-54693?: CVE-2025-54693 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-54693 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-54693?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-54693 have an EU (EUVD) identifier?: Yes. CVE-2025-54693 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24701.
When was CVE-2025-54693 published?: CVE-2025-54693 was published on 2025-08-14 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/form-block/vulnerability/wordpress-form-block-plugin-1-5-5-arbitrary-file-upload-vulnerability?_s_id=cve

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