What is CVE-2018-19200?

CVE-2018-19200 is a high-severity vulnerability in Uriparser Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2018-11-12.

How severe is CVE-2018-19200?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Uriparser Project

CVE-2018-19200

An issue was discovered in uriparser before 0.9.0. UriCommon.c allows attempted operations on NULL input via a uriResetUri* function.

Published 2018-11-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.025 (84.3th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

lists.debian.org/debian-lts-announce/2018/11/msg00019.html (mailing-list, Third Party Advisory)
github.com/uriparser/uriparser/blob/uriparser-0.9.0/ChangeLog (Patch, Third Party Advisory)
github.com/uriparser/uriparser/commit/f58c25069cf4a986fe17a80c5b38687e31feb539 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2018-19200?: CVE-2018-19200 is a high-severity vulnerability in Uriparser Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2018-11-12.
How severe is CVE-2018-19200?: High severity. CVSS v3 base score is 7.5 out of 10.