What is CVE-2026-24073?

CVE-2026-24073 is a high-severity vulnerability in Qualcomm Cologne Firmware, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-09-17.

How severe is CVE-2026-24073?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Qualcomm Cologne Firmware

CVE-2026-24073

Memory corruption when processing decode statistics due to insufficient validation of offset against structure size.

Vulnerability class: Buffer Overflow

Published 2026-09-17 · last modified 2026-09-22.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (1.0th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% 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)

CWE-787 — Out-of-bounds Write

References

docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulle… (Vendor Advisory)

Frequently asked questions

What is CVE-2026-24073?: CVE-2026-24073 is a high-severity vulnerability in Qualcomm Cologne Firmware, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-09-17.
How severe is CVE-2026-24073?: High severity. CVSS v3 base score is 7.8 out of 10.