What is CVE-2016-10040?

CVE-2016-10040 is a medium-severity vulnerability in Qt Qxmlsimplereader, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-03-07.

How severe is CVE-2016-10040?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Qt Qxmlsimplereader

CVE-2016-10040

Stack-based buffer overflow in QXmlSimpleReader in Qt 4.8.5 allows remote attackers to cause a denial of service (application crash) via a xml file with multiple nested open tags.

Vulnerability class: Buffer Overflow

Published 2017-03-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.019 (79.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Qt Qxmlsimplereader — versions 4.8.5

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

www.securityfocus.com/bid/95113 (VDB Entry, Third Party Advisory, vdb-entry)
bugzilla.redhat.com/show_bug.cgi (Exploit, Patch, VDB Entry, Third Party Advisory, Issue Tracking)
www.openwall.com/lists/oss-security/2016/12/24/2 (mailing-list, Mailing List, Third Party Advisory)
www.openwall.com/lists/oss-security/2017/01/14/4 (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2016-10040?: CVE-2016-10040 is a medium-severity vulnerability in Qt Qxmlsimplereader, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-03-07.
How severe is CVE-2016-10040?: Medium severity. CVSS v3 base score is 5.5 out of 10.