{"containers":{"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"An issue was discovered in MediaWiki through 1.38.1. The lemma length of a Wikibase lexeme is currently capped at a thousand characters. Unfortunately, this length is not validated, allowing much larger lexemes to be created, which introduces various denial-of-service attack vectors within the Wikibase and WikibaseLexeme extensions. This is related to Special:NewLexeme and Special:NewProperty."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2022-06-28T12:20:42.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_MISC"],"url":"https://phabricator.wikimedia.org/T308659"},{"tags":["x_refsource_MISC"],"url":"https://gerrit.wikimedia.org/r/q/I8171bfef73e525d73efa60b407ce147130ea4742"},{"tags":["x_refsource_MISC"],"url":"https://gerrit.wikimedia.org/r/q/Id89a9b08e40f075d2d422cafd03668dff3ce7fc9"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2022-34750","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 MediaWiki through 1.38.1. The lemma length of a Wikibase lexeme is currently capped at a thousand characters. Unfortunately, this length is not validated, allowing much larger lexemes to be created, which introduces various denial-of-service attack vectors within the Wikibase and WikibaseLexeme extensions. This is related to Special:NewLexeme and Special:NewProperty."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://phabricator.wikimedia.org/T308659","refsource":"MISC","url":"https://phabricator.wikimedia.org/T308659"},{"name":"https://gerrit.wikimedia.org/r/q/I8171bfef73e525d73efa60b407ce147130ea4742","refsource":"MISC","url":"https://gerrit.wikimedia.org/r/q/I8171bfef73e525d73efa60b407ce147130ea4742"},{"name":"https://gerrit.wikimedia.org/r/q/Id89a9b08e40f075d2d422cafd03668dff3ce7fc9","refsource":"MISC","url":"https://gerrit.wikimedia.org/r/q/Id89a9b08e40f075d2d422cafd03668dff3ce7fc9"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T09:22:09.260Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://phabricator.wikimedia.org/T308659"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://gerrit.wikimedia.org/r/q/I8171bfef73e525d73efa60b407ce147130ea4742"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://gerrit.wikimedia.org/r/q/Id89a9b08e40f075d2d422cafd03668dff3ce7fc9"}]}]},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2022-34750","datePublished":"2022-06-28T12:20:42.000Z","dateReserved":"2022-06-28T00:00:00.000Z","dateUpdated":"2024-08-03T09:22:09.260Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}