How severe is CVE-2025-12515?

CVE-2025-12515 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-12515 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-12515?

CVE-2025-12515 primarily affects Azure-access Blu-ic4 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-12515?

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-2025-12515 have an EU (EUVD) identifier?

Yes. CVE-2025-12515 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37018.

When was CVE-2025-12515 published?

CVE-2025-12515 was published on 2025-10-30 and last updated on 2026-06-17.

CVE-2025-12515

CVE-2025-12515 is a critical-severity vulnerability in Azure-access Blu-ic4 Firmware with a CVSS 3.x base score of 9.8. 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-394.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 10.0
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37018
Weakness: CWE-394
Affected product: Azure-access Blu-ic4 Firmware
Published: 2025-10-30
Last modified: 2026-06-17

Description

Systemic Internal Server Errors - HTTP 500 ResponseThis issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5 .

Frequently asked questions

What is CVE-2025-12515?: Systemic Internal Server Errors - HTTP 500 ResponseThis issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5 .
How severe is CVE-2025-12515?: CVE-2025-12515 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-12515 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-12515?: CVE-2025-12515 primarily affects Azure-access Blu-ic4 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-12515?: 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-2025-12515 have an EU (EUVD) identifier?: Yes. CVE-2025-12515 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37018.
When was CVE-2025-12515 published?: CVE-2025-12515 was published on 2025-10-30 and last updated on 2026-06-17.

References

https://azure-access.com/security-advisories

Affected products (2)

cpe:2.3:o:azure-access:blu-ic4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:azure-access:blu-ic2_firmware:*:*:*:*:*:*:*:*

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