How severe is CVE-2024-49366?

CVE-2024-49366 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2024-49366 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-49366?

CVE-2024-49366 primarily affects Nginxui Nginx Ui. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-49366?

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-2024-49366 have an EU (EUVD) identifier?

Yes. CVE-2024-49366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43403.

When was CVE-2024-49366 published?

CVE-2024-49366 was published on 2024-10-21 and last updated on 2026-06-17.

CVE-2024-49366

CVE-2024-49366 is a high-severity vulnerability in Nginxui Nginx Ui with a CVSS 3.x base score of 7.5. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 7.7
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-43403
Weakness: CWE-22
Affected product: Nginxui Nginx Ui
Published: 2024-10-21
Last modified: 2026-06-17

Description

Nginx UI is a web user interface for the Nginx web server. Nginx UI v2.0.0-beta.35 and earlier gets the value from the json field without verification, and can construct a value value in the form of `../../`. Arbitrary files can be written to the server, which may result in loss of permissions. Version 2.0.0-beta.26 fixes the issue.

Frequently asked questions

What is CVE-2024-49366?: Nginx UI is a web user interface for the Nginx web server. Nginx UI v2.0.0-beta.35 and earlier gets the value from the json field without verification, and can construct a value value in the form of `../../`. Arbitrary files can be written to the server, which may result in loss of permissions. Version 2.0.0-beta.26 fixes the issue.
How severe is CVE-2024-49366?: CVE-2024-49366 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-49366 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-49366?: CVE-2024-49366 primarily affects Nginxui Nginx Ui. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-49366?: 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-2024-49366 have an EU (EUVD) identifier?: Yes. CVE-2024-49366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43403.
When was CVE-2024-49366 published?: CVE-2024-49366 was published on 2024-10-21 and last updated on 2026-06-17.

References

Affected products (49)

cpe:2.3:a:nginxui:nginx_ui:*:*:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta10:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta10_patch:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta11:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta12:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta13:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta13-patch:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta14:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta15:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta16:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta17:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta18:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta18-patch1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta18-patch2:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta19:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta2:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta20:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta21:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta22:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta23:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta23-patch1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta23-ptach2:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta24:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta25:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta25-patch1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta25-ptach2:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta27:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta28:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta29:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta3:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta30:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta31:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta32:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta32-patch1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta33:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta34:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta35:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta4:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta4_patch:*:*:*:*:*:*

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