How severe is CVE-2026-39445?

CVE-2026-39445 has a CVSS 3.x base score of 8.1, rated high 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-2026-39445 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-39445?

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-2026-39445 have an EU (EUVD) identifier?

Yes. CVE-2026-39445 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37685.

When was CVE-2026-39445 published?

CVE-2026-39445 was published on 2026-06-17.

CVE-2026-39445

CVE-2026-39445 is a high-severity vulnerability with a CVSS 3.x base score of 8.1. 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-502.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37685
Weakness: CWE-502
Published: 2026-06-17
Last modified: 2026-06-17

Description

Unauthenticated PHP Object Injection in Alukas < 3.0.0 versions.

Frequently asked questions

What is CVE-2026-39445?: Unauthenticated PHP Object Injection in Alukas < 3.0.0 versions.
How severe is CVE-2026-39445?: CVE-2026-39445 has a CVSS 3.x base score of 8.1, rated high 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-2026-39445 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-39445?: 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-2026-39445 have an EU (EUVD) identifier?: Yes. CVE-2026-39445 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37685.
When was CVE-2026-39445 published?: CVE-2026-39445 was published on 2026-06-17.

References

https://patchstack.com/database/wordpress/theme/alukas/vulnerability/wordpress-alukas-theme-3-0-0-php-object-injection-vulnerability?_s_id=cve

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