{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-44856", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-04-14T15:49:47.008Z", "dateReserved": "2021-12-13T00:00:00.000Z", "datePublished": "2022-12-26T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-05-21T21:07:08.509Z"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "unknown"}]}], "references": [{"url": "https://phabricator.wikimedia.org/T271037"}, {"url": "https://security.gentoo.org/glsa/202305-24"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:32:13.284Z"}, "title": "CVE Program Container", "references": [{"url": "https://phabricator.wikimedia.org/T271037", "tags": ["x_transferred"]}, {"url": "https://security.gentoo.org/glsa/202305-24", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-754", "lang": "en", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-04-14T15:49:08.587806Z", "id": "CVE-2021-44856", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-14T15:49:47.008Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://phabricator.wikimedia.org/T271037", "tags": ["x_transferred"]}, {"url": "https://security.gentoo.org/glsa/202305-24", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:32:13.284Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-44856", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-04-14T15:49:08.587806Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-14T15:49:41.834Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "unknown", "version": "n/a"}]}], "references": [{"url": "https://phabricator.wikimedia.org/T271037"}, {"url": "https://security.gentoo.org/glsa/202305-24"}], "descriptions": [{"lang": "en", "value": "An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-05-21T21:07:08.509Z"}}}, "cveMetadata": {"cveId": "CVE-2021-44856", "state": "PUBLISHED", "dateUpdated": "2025-04-14T15:49:47.008Z", "dateReserved": "2021-12-13T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2022-12-26T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "99942EE7-37A1-42CD-B392-8ED9362430E2", "versionEndExcluding": "1.35.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "7377A8D6-3B2E-4FD6-820A-4CD632158111", "versionEndExcluding": "1.36.3", "versionStartIncluding": "1.36.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.37.0:-:*:*:*:*:*:*", "matchCriteriaId": "0B3400A0-D77C-45D4-8868-73AF0B82B6B0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.37.0:rc0:*:*:*:*:*:*", "matchCriteriaId": "F533BF3B-6FBC-4CA6-A645-A321E20B9804", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.37.0:rc1:*:*:*:*:*:*", "matchCriteriaId": "7CBE66AB-8BE5-4A96-9B90-8F3238AE7CBC", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.37.0:rc2:*:*:*:*:*:*", "matchCriteriaId": "18A9BF2D-7DDF-4C9D-838A-D8BA511A2CD6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en MediaWiki antes de 1.35.5, 1.36.x antes de 1.36.3 y 1.37.x antes de 1.37.1. Se puede crear un t\u00edtulo bloqueado por AbuseFilter a trav\u00e9s de Special:ChangeContentModel debido al mal manejo del valor de retorno del gancho EditFilterMergedContent."}], "id": "CVE-2021-44856", "lastModified": "2025-04-14T16:15:18.540", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2022-12-26T06:15:10.737", "references": [{"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://phabricator.wikimedia.org/T271037"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/202305-24"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://phabricator.wikimedia.org/T271037"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202305-24"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-754"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "mediawiki: Title blocked in AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of EditFilterMergedContent hook return value", "id": "2156326", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2156326"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.9", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "status": "draft"}, "details": ["An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value."], "name": "CVE-2021-44856", "package_state": [{"cpe": "cpe:/a:redhat:openshift:3.11", "fix_state": "Out of support scope", "package_name": "mediawiki", "product_name": "Red Hat OpenShift Container Platform 3.11"}], "public_date": "2022-12-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-44856\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-44856"], "threat_severity": "Low"}

{}