CVE-2026-34094

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-34094", "assignerOrgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "state": "PUBLISHED", "assignerShortName": "wikimedia-foundation", "dateReserved": "2026-03-25T17:15:46.522Z", "datePublished": "2026-05-11T16:50:46.673Z", "dateUpdated": "2026-05-11T18:06:58.192Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "shortName": "wikimedia-foundation", "dateUpdated": "2026-05-11T16:50:46.673Z"}, "title": "Customized help link for page protection indicator is relative to subpage name, because the link target is missing the \"/wiki/\" prefix", "affected": [{"vendor": "Wikimedia Foundation", "product": "MediaWiki", "repo": "https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master", "programFiles": ["includes/Page/Article.php"], "versions": [{"status": "affected", "version": "*", "lessThan": "1.43.7, 1.44.4, 1.45.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Vulnerability in Wikimedia Foundation MediaWiki.\n\n This vulnerability is associated with program files includes/Page/Article.Php.\n\n\n\nThis issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Vulnerability in Wikimedia Foundation MediaWiki.<p> This vulnerability is associated with program files includes/Page/Article.Php.</p><p>This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.</p>"}]}], "references": [{"url": "https://phabricator.wikimedia.org/T416090"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "LOW", "baseScore": 2, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-668", "lang": "en", "description": "CWE-668 Exposure of Resource to Wrong Sphere"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-11T18:06:55.286580Z", "id": "CVE-2026-34094", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"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": "2026-05-11T18:06:58.192Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-34094", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-11T18:06:55.286580Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-668", "description": "CWE-668 Exposure of Resource to Wrong Sphere"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-11T18:06:47.326Z"}}], "cna": {"title": "Customized help link for page protection indicator is relative to subpage name, because the link target is missing the \"/wiki/\" prefix", "source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 2, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "LOW", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "PASSIVE", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"repo": "https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master", "vendor": "Wikimedia Foundation", "product": "MediaWiki", "versions": [{"status": "affected", "version": "*", "lessThan": "1.43.7, 1.44.4, 1.45.2", "versionType": "semver"}], "programFiles": ["includes/Page/Article.php"], "defaultStatus": "unaffected"}], "references": [{"url": "https://phabricator.wikimedia.org/T416090"}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "Vulnerability in Wikimedia Foundation MediaWiki.\n\n This vulnerability is associated with program files includes/Page/Article.Php.\n\n\n\nThis issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.", "supportingMedia": [{"type": "text/html", "value": "Vulnerability in Wikimedia Foundation MediaWiki.<p> This vulnerability is associated with program files includes/Page/Article.Php.</p><p>This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.</p>", "base64": false}]}], "providerMetadata": {"orgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "shortName": "wikimedia-foundation", "dateUpdated": "2026-05-11T16:50:46.673Z"}}}, "cveMetadata": {"cveId": "CVE-2026-34094", "state": "PUBLISHED", "dateUpdated": "2026-05-11T18:06:58.192Z", "dateReserved": "2026-03-25T17:15:46.522Z", "assignerOrgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "datePublished": "2026-05-11T16:50:46.673Z", "assignerShortName": "wikimedia-foundation"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "MediaWiki", "programFiles": ["includes/Page/Article.php"], "repo": "https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master", "vendor": "Wikimedia Foundation", "versions": [{"lessThan": "1.43.7, 1.44.4, 1.45.2", "status": "affected", "version": "*", "versionType": "semver"}]}], "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "59C361A8-E45E-4DF3-8E0D-C757AD96B8BF", "versionEndExcluding": "1.43.7", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "09939AF0-D092-467E-8596-280E4E48EAC4", "versionEndExcluding": "1.44.4", "versionStartIncluding": "1.44.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "394E8364-3B3F-41C7-B1C3-0A1867EF3D64", "versionEndExcluding": "1.45.2", "versionStartIncluding": "1.45.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerability in Wikimedia Foundation MediaWiki.\n\n This vulnerability is associated with program files includes/Page/Article.Php.\n\n\n\nThis issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2."}, {"lang": "es", "value": "Vulnerabilidad en Wikimedia Foundation MediaWiki.\n\nEsta vulnerabilidad est\u00e1 asociada con archivos de programa includes/Page/Article.PHP.\n\nEste problema afecta a MediaWiki: desde * antes de 1.43.7, 1.44.4, 1.45.2."}], "id": "CVE-2026-34094", "lastModified": "2026-10-26T18:10:00.173", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.8, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.0, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-34094", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-11T18:06:55.286580Z", "version": "2.0.3"}}]}, "published": "2026-05-11T18:16:32.100", "references": [{"source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://phabricator.wikimedia.org/T416090"}], "sourceIdentifier": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-668"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.43.7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.44.4)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.45.2)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "MediaWiki", "source": "cna", "vendor": "Wikimedia Foundation"}, "product": "mediawiki", "vendor": "wikimedia"}], "created": "2026-05-11T18:30:05.201392+00:00", "updated": "2026-05-11T23:15:09.777650+00:00", "vendors": ["wikimedia", "wikimedia$PRODUCT$mediawiki"]}