How severe is CVE-2026-42748?

CVE-2026-42748 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-42748 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42748?

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-2026-42748 have an EU (EUVD) identifier?

Yes. CVE-2026-42748 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32197.

When was CVE-2026-42748 published?

CVE-2026-42748 was published on 2026-05-27 and last updated on 2026-06-17.

CVE-2026-42748

CVE-2026-42748 is a critical-severity vulnerability with a CVSS 3.x base score of 9.9. 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 9.9)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-32197
Weakness: CWE-434
Published: 2026-05-27
Last modified: 2026-06-17

Description

Unrestricted Upload of File with Dangerous Type vulnerability in WPify WPify Woo Czech wpify-woo allows Upload a Web Shell to a Web Server.This issue affects WPify Woo Czech: from n/a through <= 5.4.1.

Frequently asked questions

What is CVE-2026-42748?: Unrestricted Upload of File with Dangerous Type vulnerability in WPify WPify Woo Czech wpify-woo allows Upload a Web Shell to a Web Server.This issue affects WPify Woo Czech: from n/a through <= 5.4.1.
How severe is CVE-2026-42748?: CVE-2026-42748 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-42748 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42748?: 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-2026-42748 have an EU (EUVD) identifier?: Yes. CVE-2026-42748 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32197.
When was CVE-2026-42748 published?: CVE-2026-42748 was published on 2026-05-27 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/wpify-woo/vulnerability/wordpress-wpify-woo-czech-plugin-5-4-1-arbitrary-file-upload-vulnerability?_s_id=cve

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