What is CVE-2025-47404?

CVE-2025-47404 is a medium-severity vulnerability in Qualcomm 215 Mobile, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2026-05-04.

How severe is CVE-2025-47404?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Qualcomm 215 Mobile

CVE-2025-47404

Memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modified.

Vulnerability class: Buffer Overflow

Published 2026-05-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L.

EPSS exploit prediction

EPSS: 0.001 (0.0th percentile), scored 2026-09-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin.ht… (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-47404?: CVE-2025-47404 is a medium-severity vulnerability in Qualcomm 215 Mobile, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2026-05-04.
How severe is CVE-2025-47404?: Medium severity. CVSS v3 base score is 6.5 out of 10.