What is CVE-2019-7156?

CVE-2019-7156 is a medium-severity vulnerability in Libdoc Project, classified under Divide By Zero. CVSS score: 6.5/10. Published 2019-01-29.

How severe is CVE-2019-7156?

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

Vulnerability in Libdoc Project

CVE-2019-7156

In libdoc through 2019-01-28, calcFileBlockOffset in ole.c allows division by zero.

Published 2019-01-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (70.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Libdoc Project

Weakness classification (CWE)

CWE-369 — Divide By Zero

References

www.securityfocus.com/bid/106813 (VDB Entry, Third Party Advisory, vdb-entry)
github.com/uvoteam/libdoc/issues/5 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-7156?: CVE-2019-7156 is a medium-severity vulnerability in Libdoc Project, classified under Divide By Zero. CVSS score: 6.5/10. Published 2019-01-29.
How severe is CVE-2019-7156?: Medium severity. CVSS v3 base score is 6.5 out of 10.