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Fencer Vulns
medium 5.3

CVE-2018-6790 json

An issue was discovered in KDE Plasma Workspace before 5.12.0.

published 2018-02-07 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-18537

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

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.

Patch / fix

  • kde plasma-workspace 5.12.0
  • plasma-workspace Debian 14, Debian 13, Debian 12 4:5.12.0-2

debian advisories DEBIAN-CVE-2018-6790

  • kde-workspace RHEL 7 4.11.19-13.el7
  • kmag RHEL 7 4.10.5-4.el7
  • kwin RHEL 7 4.11.19-13.el7
  • kdelibs RHEL 7 6:4.14.8-10.el7
  • khotkeys RHEL 7 4.11.19-13.el7
  • kmenuedit RHEL 7 4.11.19-13.el7
  • ksysguard RHEL 7 4.11.19-13.el7
  • kwin-gles RHEL 7 4.11.19-13.el7

red hat advisories RHSA-2019:2141

  • plasma5-workspace Package Hub 12 SP3 5.8.7-8.1

opensuse advisories openSUSE-SU-2018:0397-1openSUSE-SU-2018:0398-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-6790 updated cvss 4.3

kde-workspace: Missing sanitization of notifications allows to leak client IP address via IMG element

  • Red Hat Enterprise Linux Client (v. 7) kmag 4.10.5-4.el7, kwin 4.11.19-13.el7, kdelibs 4.14.8-10.el7, khotkeys 4.11.19-13.el7, qt-settings 19-23.9.el7, kde-settings 19-23.9.el7, +20 more Red Hat Enterprise Linux Client Optional (v. 7) kwin-gles 4.11.19-13.el7, kdelibs-apidocs 4.14.8-10.el7, kwin-gles-libs 4.11.19-13.el7, kde-settings-minimal 19-23.9.el7, oxygen-cursor-themes 4.11.19-13.el7, virtuoso-opensource-utils 6.1.6-7.el7, +3 more Red Hat Enterprise Linux ComputeNode (v. 7) kdelibs 4.14.8-10.el7, qt-settings 19-23.9.el7, kde-settings 19-23.9.el7, kdelibs-common 4.14.8-10.el7, virtuoso-opensource 6.1.6-7.el7, kdelibs-ktexteditor 4.14.8-10.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) kwin 4.11.19-13.el7, khotkeys 4.11.19-13.el7, kmenuedit 4.11.19-13.el7, ksysguard 4.11.19-13.el7, kwin-gles 4.11.19-13.el7, kwin-libs 4.11.19-13.el7, +22 more Red Hat Enterprise Linux Server (v. 7) kmag 4.10.5-4.el7, kwin 4.11.19-13.el7, kdelibs 4.14.8-10.el7, khotkeys 4.11.19-13.el7, qt-settings 19-23.9.el7, kde-settings 19-23.9.el7, +21 more Red Hat Enterprise Linux Server Optional (v. 7) kwin 4.11.19-13.el7, kdelibs 4.14.8-10.el7, khotkeys 4.11.19-13.el7, kde-settings 19-23.9.el7, kmenuedit 4.11.19-13.el7, ksysguard 4.11.19-13.el7, +27 more
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) kmag 4.10.5-4.el7, kwin 4.11.19-13.el7, kdelibs 4.14.8-10.el7, khotkeys 4.11.19-13.el7, qt-settings 19-23.9.el7, kde-settings 19-23.9.el7, +21 more Red Hat Enterprise Linux Workstation Optional (v. 7) kwin-gles 4.11.19-13.el7, kdelibs-apidocs 4.14.8-10.el7, kde-settings-minimal 19-23.9.el7, oxygen-cursor-themes 4.11.19-13.el7, virtuoso-opensource-utils 6.1.6-7.el7, kdeclassic-cursor-theme 4.11.19-13.el7, +2 more
    fixed: vendor fix RHSA-2019:2141
  • Red Hat Enterprise Linux 6 kdm, ksysguardd, kdebase-workspace, oxygen-cursor-themes, kdebase-workspace-libs, kdebase-workspace-akonadi, +2 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.09% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.