Improper input validation in N/a

CVE-2026-38891

An improper input validation in the gazebo_ros_diff_drive.cpp component of gazebo_plugins v3.9.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted geometry_msgs::Twist message.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

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 (39.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.8% 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-2026-38891: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-38891?
CVE-2026-38891 is a high-severity vulnerability in N/a, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-07-01.
How severe is CVE-2026-38891?
High severity. CVSS v3 base score is 7.5 out of 10.