{"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThan":"95","status":"affected","version":"unspecified","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95."}],"problemTypes":[{"descriptions":[{"description":"WebExtensions could have installed persistent ServiceWorkers","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2022-02-22T00:06:15.000Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla"},"references":[{"tags":["x_refsource_MISC"],"url":"https://www.mozilla.org/security/advisories/mfsa2021-52/"},{"tags":["x_refsource_MISC"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1636629"},{"name":"GLSA-202202-03","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/202202-03"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2021-43540","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Firefox","version":{"version_data":[{"version_affected":"<","version_value":"95"}]}}]},"vendor_name":"Mozilla"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"WebExtensions could have installed persistent ServiceWorkers"}]}]},"references":{"reference_data":[{"name":"https://www.mozilla.org/security/advisories/mfsa2021-52/","refsource":"MISC","url":"https://www.mozilla.org/security/advisories/mfsa2021-52/"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1636629","refsource":"MISC","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1636629"},{"name":"GLSA-202202-03","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/202202-03"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T04:03:06.919Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.mozilla.org/security/advisories/mfsa2021-52/"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1636629"},{"name":"GLSA-202202-03","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/202202-03"}]}]},"cveMetadata":{"assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","assignerShortName":"mozilla","cveId":"CVE-2021-43540","datePublished":"2021-12-08T21:20:08.000Z","dateReserved":"2021-11-08T00:00:00.000Z","dateUpdated":"2024-08-04T04:03:06.919Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}