CVE-2022-34912 (GCVE-0-2022-34912)
Vulnerability from cvelistv5 – Published: 2022-07-02 00:00 – Updated: 2024-08-03 09:22
VLAI
EPSS
VEX
Summary
An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.
Severity
6.1 (Medium)
CWE
- n/a
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://phabricator.wikimedia.org/T308473 | |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://lists.debian.org/debian-lts-announce/2022… | mailing-list |
| https://www.debian.org/security/2022/dsa-5246 | vendor-advisory |
| https://security.gentoo.org/glsa/202305-24 | vendor-advisory |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T09:22:10.828Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://phabricator.wikimedia.org/T308473"
},
{
"name": "FEDORA-2022-f83aec6d57",
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7N5ZBWLNNPZKFK7Q4KEHGCJ2YELQEUJP/"
},
{
"name": "FEDORA-2022-bca2c95559",
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKKOQXPYLMBSEVDHFS32BPBR3ZQJKY5B/"
},
{
"name": "[debian-lts-announce] 20220922 [SECURITY] [DLA 3117-1] mediawiki security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00027.html"
},
{
"name": "DSA-5246",
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://www.debian.org/security/2022/dsa-5246"
},
{
"name": "GLSA-202305-24",
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://security.gentoo.org/glsa/202305-24"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won\u0027t be escaped."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-05-21T00:00:00.000Z",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"url": "https://phabricator.wikimedia.org/T308473"
},
{
"name": "FEDORA-2022-f83aec6d57",
"tags": [
"vendor-advisory"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7N5ZBWLNNPZKFK7Q4KEHGCJ2YELQEUJP/"
},
{
"name": "FEDORA-2022-bca2c95559",
"tags": [
"vendor-advisory"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKKOQXPYLMBSEVDHFS32BPBR3ZQJKY5B/"
},
{
"name": "[debian-lts-announce] 20220922 [SECURITY] [DLA 3117-1] mediawiki security update",
"tags": [
"mailing-list"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00027.html"
},
{
"name": "DSA-5246",
"tags": [
"vendor-advisory"
],
"url": "https://www.debian.org/security/2022/dsa-5246"
},
{
"name": "GLSA-202305-24",
"tags": [
"vendor-advisory"
],
"url": "https://security.gentoo.org/glsa/202305-24"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2022-34912",
"datePublished": "2022-07-02T00:00:00.000Z",
"dateReserved": "2022-07-02T00:00:00.000Z",
"dateUpdated": "2024-08-03T09:22:10.828Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2022-34912",
"date": "2026-09-28",
"epss": "0.01078",
"percentile": "0.63661"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "cve@mitre.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*",
"matchCriteriaId": "48E8296B-0A24-4DE1-8B96-D1EE1C73826E",
"versionEndExcluding": "1.37.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.38.0:-:*:*:*:*:*:*",
"matchCriteriaId": "B110D8C5-7251-4CAF-B66D-73C891D6FBE8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.38.0:rc0:*:*:*:*:*:*",
"matchCriteriaId": "FC165C86-E90B-4854-8CC1-14BF58D46B23",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.38.0:rc1:*:*:*:*:*:*",
"matchCriteriaId": "B9682453-AA16-4681-A019-C13931293D62",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*",
"matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*",
"matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won\u0027t be escaped."
},
{
"lang": "es",
"value": "Se ha descubierto un problema en MediaWiki versiones anteriores a 1.37.3 y en versiones 1.38.x anteriores a 1.38.1. El contributions-title, usa en Special:Contributions, es usadao como t\u00edtulo de la p\u00e1gina sin escapar. Por lo tanto, en una configuraci\u00f3n no predeterminada donde un nombre de usuario contiene entidades HTML, no ser\u00e1 escapado"
}
],
"id": "CVE-2022-34912",
"lastModified": "2026-06-17T04:51:08.663",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.7,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2022-07-02T20:15:08.417",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00027.html"
},
{
"source": "cve@mitre.org",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7N5ZBWLNNPZKFK7Q4KEHGCJ2YELQEUJP/"
},
{
"source": "cve@mitre.org",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKKOQXPYLMBSEVDHFS32BPBR3ZQJKY5B/"
},
{
"source": "cve@mitre.org",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"url": "https://phabricator.wikimedia.org/T308473"
},
{
"source": "cve@mitre.org",
"url": "https://security.gentoo.org/glsa/202305-24"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "https://www.debian.org/security/2022/dsa-5246"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00027.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7N5ZBWLNNPZKFK7Q4KEHGCJ2YELQEUJP/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKKOQXPYLMBSEVDHFS32BPBR3ZQJKY5B/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"url": "https://phabricator.wikimedia.org/T308473"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://security.gentoo.org/glsa/202305-24"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://www.debian.org/security/2022/dsa-5246"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T15:51:23+00:00",
"cve": "CVE-2022-34912",
"id": "CVE-2022-34912",
"initial_release_date": "2022-07-02T00:00:00+00:00",
"product_status:known_affected": "3",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "mediawiki: Username not escaped in the contributions-title message",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-34912.json",
"version": "3"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…