Out-of-bounds Read in N/a

CVE-2026-38570

bacnet_stack 1.3.1 contains an Out-of-bounds Read in bacnet_tag_number_decode which allows attackers to cause a denial of service.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (39.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-38570: held from 0.003 to 0.005.

EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-38570?
CVE-2026-38570 is a high-severity vulnerability in N/a, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2026-06-04.
How severe is CVE-2026-38570?
High severity. CVSS v3 base score is 7.5 out of 10.