{"api_version":"1","generated_at":"2026-04-23T00:40:47+00:00","cve":"CVE-2023-5723","urls":{"html":"https://cve.report/CVE-2023-5723","api":"https://cve.report/api/cve/CVE-2023-5723.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-5723","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-5723"},"summary":{"title":"CVE-2023-5723","description":"An attacker with temporary script access to a site could have set a cookie containing invalid characters using `document.cookie` that could have led to unknown errors. This vulnerability affects Firefox < 119.","state":"PUBLIC","assigner":"security@mozilla.org","published_at":"2023-10-25 18:17:00","updated_at":"2024-01-07 11:15:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[],"references":[{"url":"https://security.gentoo.org/glsa/202401-10","name":"https://security.gentoo.org/glsa/202401-10","refsource":"","tags":[],"title":"","mime":"","httpstatus":"200","archivestatus":"200"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-45/","name":"https://www.mozilla.org/security/advisories/mfsa2023-45/","refsource":"MISC","tags":[],"title":"Security Vulnerabilities fixed in Firefox 119 — Mozilla","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1802057","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1802057","refsource":"MISC","tags":[],"title":"Access Denied","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-5723","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5723","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"5723","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2023-5723","qid":"199869","title":"Ubuntu Security Notification for Firefox Vulnerabilities (USN-6456-1)"},{"cve":"CVE-2023-5723","qid":"378958","title":"Mozilla Firefox Multiple Vulnerabilities (MFSA2023-45)"},{"cve":"CVE-2023-5723","qid":"503464","title":"Alpine Linux Security Update for firefox"},{"cve":"CVE-2023-5723","qid":"506074","title":"Alpine Linux Security Update for firefox"},{"cve":"CVE-2023-5723","qid":"710830","title":"Gentoo Linux Mozilla Firefox Multiple Vulnerabilities (GLSA 202401-10)"},{"cve":"CVE-2023-5723","qid":"755161","title":"SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2023:4214-1)"},{"cve":"CVE-2023-5723","qid":"755162","title":"SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2023:4213-1)"},{"cve":"CVE-2023-5723","qid":"755163","title":"SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2023:4212-1)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2023-5723","ASSIGNER":"security@mozilla.org","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"An attacker with temporary script access to a site could have set a cookie containing invalid characters using `document.cookie` that could have led to unknown errors. This vulnerability affects Firefox < 119."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Invalid cookie characters could have led to unexpected errors"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Mozilla","product":{"product_data":[{"product_name":"Firefox","version":{"version_data":[{"version_affected":"<","version_name":"unspecified","version_value":"119"}]}}]}}]}},"references":{"reference_data":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1802057","refsource":"MISC","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1802057"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-45/","refsource":"MISC","name":"https://www.mozilla.org/security/advisories/mfsa2023-45/"}]},"credits":[{"lang":"en","value":"Daniel Veditz"}]},"nvd":{"publishedDate":"2023-10-25 18:17:00","lastModifiedDate":"2024-01-07 11:15:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"},"exploitabilityScore":3.9,"impactScore":1.4}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*","versionEndExcluding":"119.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}