How severe is CVE-2025-49494?

CVE-2025-49494 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 none, and availability high.

Is CVE-2025-49494 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-49494?

CVE-2025-49494 primarily affects Samsung Modem 5123 Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-49494?

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-2025-49494 have an EU (EUVD) identifier?

Yes. CVE-2025-49494 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37834.

When was CVE-2025-49494 published?

CVE-2025-49494 was published on 2025-11-04 and last updated on 2026-06-17.

CVE-2025-49494

CVE-2025-49494 is a high-severity vulnerability in Samsung Modem 5123 Firmware 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-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37834
Weakness: CWE-400
Affected product: Samsung Modem 5123 Firmware
Published: 2025-11-04
Last modified: 2026-06-17

Description

An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123. Mishandling of an 5G NRMM packet leads to a Denial of Service.

Frequently asked questions

What is CVE-2025-49494?: An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123. Mishandling of an 5G NRMM packet leads to a Denial of Service.
How severe is CVE-2025-49494?: CVE-2025-49494 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 none, and availability high.
Is CVE-2025-49494 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-49494?: CVE-2025-49494 primarily affects Samsung Modem 5123 Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-49494?: 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-2025-49494 have an EU (EUVD) identifier?: Yes. CVE-2025-49494 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37834.
When was CVE-2025-49494 published?: CVE-2025-49494 was published on 2025-11-04 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:samsung:modem_5123_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1330_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1480_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2100_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_9110_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:*

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