{"api_version":"1","generated_at":"2026-07-23T12:35:27+00:00","cve":"CVE-2020-25827","urls":{"html":"https://cve.report/CVE-2020-25827","api":"https://cve.report/api/cve/CVE-2020-25827.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-25827","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-25827"},"summary":{"title":"CVE-2020-25827","description":"An issue was discovered in the OATHAuth extension in MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4. For Wikis using OATHAuth on a farm/cluster (such as via CentralAuth), rate limiting of OATH tokens is only done on a single site level. Thus, multiple requests can be made across many wikis/sites concurrently.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-09-27 21:15:00","updated_at":"2023-11-07 03:20:00"},"problem_types":["CWE-307"],"metrics":[],"references":[{"url":"https://phabricator.wikimedia.org/T251661","name":"https://phabricator.wikimedia.org/T251661","refsource":"MISC","tags":["Exploit","Vendor Advisory"],"title":"⚓ T251661 TOTP throttle not enforced cross-wiki (CVE-2020-25827)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/","name":"FEDORA-2020-a4802c53d9","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: php-oojs-oojs-ui-0.39.3-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html","name":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html","refsource":"CONFIRM","tags":["Mailing List","Vendor Advisory"],"title":"[MediaWiki-l] Security and maintenance release: 1.31.9 / 1.34.3","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html","name":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html","refsource":"MISC","tags":["Mailing List","Vendor Advisory"],"title":"[MediaWiki-l] Maintenance release: 1.31.10 / 1.34.4","mime":"text/html","httpstatus":"200","archivestatus":"403"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/","name":"FEDORA-2020-a4802c53d9","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 33 Update: php-oojs-oojs-ui-0.39.3-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-25827","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25827","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"25827","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"25827","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mediawiki","cpe5":"mediawiki","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"25827","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mediawiki","cpe5":"mediawiki","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-25827","qid":"178550","title":"Debian Security Update for mediawiki (DLA 2379-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-25827","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue was discovered in the OATHAuth extension in MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4. For Wikis using OATHAuth on a farm/cluster (such as via CentralAuth), rate limiting of OATH tokens is only done on a single site level. Thus, multiple requests can be made across many wikis/sites concurrently."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://phabricator.wikimedia.org/T251661","refsource":"MISC","name":"https://phabricator.wikimedia.org/T251661"},{"refsource":"CONFIRM","name":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html","url":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html"},{"refsource":"MISC","name":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html","url":"https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html"},{"refsource":"FEDORA","name":"FEDORA-2020-a4802c53d9","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/"}]}},"nvd":{"publishedDate":"2020-09-27 21:15:00","lastModifiedDate":"2023-11-07 03:20:00","problem_types":["CWE-307"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*","versionStartIncluding":"1.32.0","versionEndExcluding":"1.34.4","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*","versionEndExcluding":"1.31.10","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"25827","Ordinal":"187245","Title":"CVE-2020-25827","CVE":"CVE-2020-25827","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"25827","Ordinal":"1","NoteData":"An issue was discovered in the OATHAuth extension in MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4. For Wikis using OATHAuth on a farm/cluster (such as via CentralAuth), rate limiting of OATH tokens is only done on a single site level. Thus, multiple requests can be made across many wikis/sites concurrently.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"25827","Ordinal":"2","NoteData":"2020-09-27","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"25827","Ordinal":"3","NoteData":"2020-12-13","Type":"Other","Title":"Modified"}]}}}