VULNERABILITY INTELLIGENCE

CVE-2021-28117

CVSS score7.5 HIGH

EPSS probability1.56%

CISA KEVNot currently listed

Published2021-03-20

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before 5.21.3 automatically creates links to potentially dangerous URLs (that are neither https:// nor http://) based on the content of the store.kde.org web site. (5.18.7 is also a fixed version.)

Weakness classification

nvd@nist.gov: NVD-CWE-noinfo

Primary references

cve@mitre.org — Patch
cve@mitre.org — Third Party Advisory
cve@mitre.org — Patch, Third Party Advisory
cve@mitre.org — Patch, Vendor Advisory
cve@mitre.org — Product, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Product, Vendor Advisory