{"action":"Upgrade firefox-esr to 52.7.0esr-1 or later.","affected":[{"fixed":"52.7.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["52.7.0esr-1"],"id":"tcs_01M5NDE6BJD3TCHQ9CNMFDBBH7","modified_at":"2026-10-23T18:04:47.931161182Z","published_at":"2018-06-11T21:29:14.157Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-5131","https://security-tracker.debian.org/tracker/CVE-2018-5131"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-5131#Debian:13/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-5131"}],"summary":"Under certain circumstances the \"fetch()\" API can return transient local copies of resources that were sent with a \"no-store\" or \"no-cache\" cache header instead of downloading a copy from the network"}