What is CVE-2018-6790?

CVE-2018-6790 is a medium-severity vulnerability in KDE Plasma-Workspace, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-02-07.

How severe is CVE-2018-6790?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in KDE Plasma-Workspace

CVE-2018-6790

An issue was discovered in KDE Plasma Workspace before 5.12.0. dataengines/notifications/notificationsengine.cpp allows remote attackers to discover client IP addresses via a URL in a notification, as demonstrated by the src attribute of an IMG element.

Vulnerability class: Information Disclosure

Published 2018-02-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.021 (80.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

KDE Plasma-Workspace

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

cgit.kde.org/plasma-workspace.git/commit/ (Vendor Advisory)
cgit.kde.org/plasma-workspace.git/commit/ (Vendor Advisory)
phabricator.kde.org/D10188 (Issue Tracking, Vendor Advisory)
www.kde.org/announcements/plasma-5.11.5-5.12.0-changelog.php (Vendor Advisory)
access.redhat.com/errata/RHSA-2019:2141 (vendor-advisory)

Frequently asked questions

What is CVE-2018-6790?: CVE-2018-6790 is a medium-severity vulnerability in KDE Plasma-Workspace, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-02-07.
How severe is CVE-2018-6790?: Medium severity. CVSS v3 base score is 5.3 out of 10.