{"action":"Upgrade xscreensaver to 5.45+dfsg1-2 or later.","affected":[{"fixed":"5.45+dfsg1-2","introduced":"0"}],"component":"xscreensaver","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.45+dfsg1-2"],"id":"tcs_01M5NFNND650PG5Q2QMS2BQX81","modified_at":"2026-10-23T18:00:19.231019022Z","published_at":"2021-04-21T19:15:35.877Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-31523","https://security-tracker.debian.org/tracker/CVE-2021-31523"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-31523#Debian:13/xscreensaver","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-31523"}],"summary":"The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has cap_net_raw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably"}