How severe is CVE-2025-40636?

CVE-2025-40636 has a CVSS 4.0 base score of 9.3, rated critical severity.

Is CVE-2025-40636 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-2025-40636?

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-2025-40636 have an EU (EUVD) identifier?

Yes. CVE-2025-40636 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32533.

When was CVE-2025-40636 published?

CVE-2025-40636 was published on 2025-10-03 and last updated on 2026-06-17.

CVE-2025-40636

CVE-2025-40636 is a critical-severity vulnerability with a CVSS 4.0 base score of 9.3. 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: Critical (CVSS 4.0 base score 9.3)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-32533
Weakness: CWE-89
Published: 2025-10-03
Last modified: 2026-06-17

Description

SQL injection vulnerability in Joomla module mod_vvisit_counter v2.0.4j3. This vulnerability allows an attacker to retrieve database content via the ‘cip_vvisitcounter’ cookie at all endpoints where the plugin counts visits.

Frequently asked questions

What is CVE-2025-40636?: SQL injection vulnerability in Joomla module mod_vvisit_counter v2.0.4j3. This vulnerability allows an attacker to retrieve database content via the ‘cip_vvisitcounter’ cookie at all endpoints where the plugin counts visits.
How severe is CVE-2025-40636?: CVE-2025-40636 has a CVSS 4.0 base score of 9.3, rated critical severity.
Is CVE-2025-40636 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-2025-40636?: 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-2025-40636 have an EU (EUVD) identifier?: Yes. CVE-2025-40636 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32533.
When was CVE-2025-40636 published?: CVE-2025-40636 was published on 2025-10-03 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/sql-injection-modvvisitcounter-module

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