How severe is CVE-2025-58666?

CVE-2025-58666 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-58666 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-58666?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-58666 have an EU (EUVD) identifier?

Yes. CVE-2025-58666 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30531.

When was CVE-2025-58666 published?

CVE-2025-58666 was published on 2025-09-22 and last updated on 2026-06-17.

CVE-2025-58666

CVE-2025-58666 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-30531
Weakness: CWE-862
Published: 2025-09-22
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Kommo Website Chat Button: Kommo integration website-chat-button-kommo-integration allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Website Chat Button: Kommo integration: from n/a through <= 1.3.1.

Frequently asked questions

What is CVE-2025-58666?: Missing Authorization vulnerability in Kommo Website Chat Button: Kommo integration website-chat-button-kommo-integration allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Website Chat Button: Kommo integration: from n/a through <= 1.3.1.
How severe is CVE-2025-58666?: CVE-2025-58666 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-58666 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-58666?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-58666 have an EU (EUVD) identifier?: Yes. CVE-2025-58666 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30531.
When was CVE-2025-58666 published?: CVE-2025-58666 was published on 2025-09-22 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/website-chat-button-kommo-integration/vulnerability/wordpress-website-chat-button-kommo-integration-plugin-1-3-1-broken-access-control-vulnerability?_s_id=cve

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