How severe is CVE-2025-28939?

CVE-2025-28939 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.

Is CVE-2025-28939 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-28939?

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-2025-28939 have an EU (EUVD) identifier?

Yes. CVE-2025-28939 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8136.

When was CVE-2025-28939 published?

CVE-2025-28939 was published on 2025-03-26 and last updated on 2026-06-17.

CVE-2025-28939

CVE-2025-28939 is a high-severity vulnerability with a CVSS 3.x base score of 8.5. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.5)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-8136
Weakness: CWE-89
Published: 2025-03-26
Last modified: 2026-06-17

Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in EuroCizia WP Google Calendar Manager wp-gcalendar allows Blind SQL Injection.This issue affects WP Google Calendar Manager: from n/a through <= 2.1.

Frequently asked questions

What is CVE-2025-28939?: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in EuroCizia WP Google Calendar Manager wp-gcalendar allows Blind SQL Injection.This issue affects WP Google Calendar Manager: from n/a through <= 2.1.
How severe is CVE-2025-28939?: CVE-2025-28939 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.
Is CVE-2025-28939 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-28939?: 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-2025-28939 have an EU (EUVD) identifier?: Yes. CVE-2025-28939 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8136.
When was CVE-2025-28939 published?: CVE-2025-28939 was published on 2025-03-26 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/wp-gcalendar/vulnerability/wordpress-wp-google-calendar-manager-plugin-2-1-sql-injection-vulnerability?_s_id=cve

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