How severe is CVE-2025-37734?

CVE-2025-37734 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-2025-37734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-37734?

CVE-2025-37734 primarily affects Elastic Kibana. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-37734?

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

Does CVE-2025-37734 have an EU (EUVD) identifier?

Yes. CVE-2025-37734 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-124976.

When was CVE-2025-37734 published?

CVE-2025-37734 was published on 2025-11-12 and last updated on 2026-06-17.

CVE-2025-37734

CVE-2025-37734 is a medium-severity vulnerability in Elastic Kibana 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-346.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-124976
Weakness: CWE-346
Affected product: Elastic Kibana
Published: 2025-11-12
Last modified: 2026-06-17

Description

Origin Validation Error in Kibana can lead to Server-Side Request Forgery via a forged Origin HTTP header processed by the Observability AI Assistant.

Frequently asked questions

What is CVE-2025-37734?: Origin Validation Error in Kibana can lead to Server-Side Request Forgery via a forged Origin HTTP header processed by the Observability AI Assistant.
How severe is CVE-2025-37734?: CVE-2025-37734 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-2025-37734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-37734?: CVE-2025-37734 primarily affects Elastic Kibana. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-37734?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-37734 have an EU (EUVD) identifier?: Yes. CVE-2025-37734 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-124976.
When was CVE-2025-37734 published?: CVE-2025-37734 was published on 2025-11-12 and last updated on 2026-06-17.

References

https://discuss.elastic.co/t/kibana-8-19-7-9-1-7-and-9-2-1-security-update-esa-2025-24/383381

Affected products (2)

cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
cpe:2.3:a:elastic:kibana:9.2.0:*:*:*:*:*:*:*

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