What is CVE-2019-9035?

CVE-2019-9035 is a critical-severity vulnerability in Matio Project, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2019-02-23.

How severe is CVE-2019-9035?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Out-of-bounds Read in Matio Project

CVE-2019-9035

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read in the function ReadNextStructField() in mat5.c.

Vulnerability class: Buffer Overflow

Published 2019-02-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.023 (82.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

Matio Project — versions 1.5.13

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

github.com/tbeu/matio/issues/103 (Third Party Advisory)
github.com/TeamSeri0us/pocs/tree/master/matio (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-9035?: CVE-2019-9035 is a critical-severity vulnerability in Matio Project, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2019-02-23.
How severe is CVE-2019-9035?: Critical severity. CVSS v3 base score is 9.1 out of 10.