How severe is CVE-2025-41366?

CVE-2025-41366 has a CVSS 4.0 base score of 5.1, rated medium severity.

Is CVE-2025-41366 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-41366?

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

Does CVE-2025-41366 have an EU (EUVD) identifier?

Yes. CVE-2025-41366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17138.

When was CVE-2025-41366 published?

CVE-2025-41366 was published on 2025-06-06 and last updated on 2026-06-17.

CVE-2025-41366

CVE-2025-41366 is a medium-severity vulnerability with a CVSS 4.0 base score of 5.1. 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-942.

Key facts

Severity: Medium (CVSS 4.0 base score 5.1)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17138
Weakness: CWE-942
Published: 2025-06-06
Last modified: 2026-06-17

Description

In IDF v0.10.0-0C03-03 and ZLF v0.10.0-0C03-04, a configuration error has been detected in cross-origin resource sharing (CORS). Exploiting this vulnerability requires authenticating to the device and executing certain commands that can only be executed with permissions higher than the view permission.

Frequently asked questions

What is CVE-2025-41366?: In IDF v0.10.0-0C03-03 and ZLF v0.10.0-0C03-04, a configuration error has been detected in cross-origin resource sharing (CORS). Exploiting this vulnerability requires authenticating to the device and executing certain commands that can only be executed with permissions higher than the view permission.
How severe is CVE-2025-41366?: CVE-2025-41366 has a CVSS 4.0 base score of 5.1, rated medium severity.
Is CVE-2025-41366 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-41366?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-41366 have an EU (EUVD) identifier?: Yes. CVE-2025-41366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17138.
When was CVE-2025-41366 published?: CVE-2025-41366 was published on 2025-06-06 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-zivs-idf-and-zlf-products

Other CWE-942 vulnerabilities

CVE-2022-26969 — Critical (CVSS 9.8): In Directus before 9.7.0, the default settings of CORS_ORIGIN and CORS_ENABLED are true.
CVE-2022-31736 — Critical (CVSS 9.8): A malicious website could have learned the size of a cross-origin resource that supported Range requests. This…
CVE-2026-34449 — Critical (CVSS 9.6): SiYuan is a personal knowledge management system. Prior to version 3.6.2, a malicious website can achieve Remote Code…
CVE-2026-30924 — Critical (CVSS 9.6): qui is a web interface for managing qBittorrent instances. Versions 1.14.1 and below use a permissive CORS policy that…
CVE-2026-9739 — Critical (CVSS 9.4): Vulnerable to DNS rebinding attacks when using SSE (http://b/499408790). During the beta phase, we implemented…
CVE-2026-8948 — Critical (CVSS 9.1): Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird…

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