CVE-2026-103440 (GCVE-0-2026-103440)
Vulnerability from cvelistv5
Published
2026-09-30 17:38
Modified
2026-09-30 20:01
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-202 - Exposure of sensitive information through data queries
Summary
Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation.
This issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| The Wikimedia Foundation | MediaWiki PageTriage extension |
Version: 1.46 Version: 1.45 Version: 1.43 |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-103440",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-30T18:11:07.978060Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-09-30T20:01:01.418Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "MediaWiki PageTriage extension",
"repo": "https://gerrit.wikimedia.org/r/mediawiki/extensions/PageTriage",
"vendor": "The Wikimedia Foundation",
"versions": [
{
"status": "affected",
"version": "1.46"
},
{
"status": "affected",
"version": "1.45"
},
{
"status": "affected",
"version": "1.43"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Marco Paciaroni (BomboBombone)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation.\u003cp\u003eThis issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.\u003c/p\u003e"
}
],
"value": "Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation.\n\nThis issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43."
}
],
"impacts": [
{
"capecId": "CAPEC-410",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-410 Information Elicitation"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "YES",
"Recovery": "USER",
"Safety": "NEGLIGIBLE",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"baseScore": 1.2,
"baseSeverity": "LOW",
"exploitMaturity": "PROOF_OF_CONCEPT",
"privilegesRequired": "LOW",
"providerUrgency": "AMBER",
"subAvailabilityImpact": "LOW",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "LOW",
"userInteraction": "PASSIVE",
"valueDensity": "DIFFUSE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "MODERATE"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-202",
"description": "CWE-202 Exposure of sensitive information through data queries",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-30T17:38:27.374Z",
"orgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
"shortName": "wikimedia-foundation"
},
"references": [
{
"url": "https://phabricator.wikimedia.org/T435623"
},
{
"url": "https://gerrit.wikimedia.org/r/q/I4bdd5f5be95ed5d02c504784fb31da4e5de59da6"
}
],
"source": {
"discovery": "INTERNAL"
},
"title": "pagetriagelist discloses suppressed reviewer usernames",
"x_generator": {
"engine": "Vulnogram 1.0.5"
}
}
},
"cveMetadata": {
"assignerOrgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
"assignerShortName": "wikimedia-foundation",
"cveId": "CVE-2026-103440",
"datePublished": "2026-09-30T17:38:27.374Z",
"dateReserved": "2026-09-30T15:41:01.269Z",
"dateUpdated": "2026-09-30T20:01:01.418Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-103440\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-09-30T18:11:07.978060Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-30T18:47:03.152Z\"}}], \"cna\": {\"title\": \"pagetriagelist discloses suppressed reviewer usernames\", \"source\": {\"discovery\": \"INTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"Marco Paciaroni (BomboBombone)\"}], \"impacts\": [{\"capecId\": \"CAPEC-410\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-410 Information Elicitation\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NEGLIGIBLE\", \"version\": \"4.0\", \"Recovery\": \"USER\", \"baseScore\": 1.2, \"Automatable\": \"YES\", \"attackVector\": \"NETWORK\", \"baseSeverity\": \"LOW\", \"valueDensity\": \"DIFFUSE\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber\", \"exploitMaturity\": \"PROOF_OF_CONCEPT\", \"providerUrgency\": \"AMBER\", \"userInteraction\": \"PASSIVE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"PRESENT\", \"privilegesRequired\": \"LOW\", \"subIntegrityImpact\": \"LOW\", \"vulnIntegrityImpact\": \"LOW\", \"subAvailabilityImpact\": \"LOW\", \"vulnAvailabilityImpact\": \"LOW\", \"subConfidentialityImpact\": \"LOW\", \"vulnConfidentialityImpact\": \"LOW\", \"vulnerabilityResponseEffort\": \"MODERATE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"repo\": \"https://gerrit.wikimedia.org/r/mediawiki/extensions/PageTriage\", \"vendor\": \"The Wikimedia Foundation\", \"product\": \"MediaWiki PageTriage extension\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.46\"}, {\"status\": \"affected\", \"version\": \"1.45\"}, {\"status\": \"affected\", \"version\": \"1.43\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://phabricator.wikimedia.org/T435623\"}, {\"url\": \"https://gerrit.wikimedia.org/r/q/I4bdd5f5be95ed5d02c504784fb31da4e5de59da6\"}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation.\\n\\nThis issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation.\u003cp\u003eThis issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-202\", \"description\": \"CWE-202 Exposure of sensitive information through data queries\"}]}], \"providerMetadata\": {\"orgId\": \"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc\", \"shortName\": \"wikimedia-foundation\", \"dateUpdated\": \"2026-09-30T17:38:27.374Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-103440\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-09-30T20:01:01.418Z\", \"dateReserved\": \"2026-09-30T15:41:01.269Z\", \"assignerOrgId\": \"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc\", \"datePublished\": \"2026-09-30T17:38:27.374Z\", \"assignerShortName\": \"wikimedia-foundation\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…