cve-2021-27279
Vulnerability from cvelistv5
Published
2021-02-22 19:04
Modified
2024-08-03 20:48
Severity ?
EPSS score ?
Summary
MyBB before 1.8.25 allows stored XSS via nested [email] tags with MyCode (aka BBCode).
References
▼ | URL | Tags | |
---|---|---|---|
cve@mitre.org | https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a | Patch, Third Party Advisory | |
cve@mitre.org | https://github.com/mybb/mybb/security/advisories/GHSA-6483-hcpp-p75w | Exploit, Third Party Advisory | |
cve@mitre.org | https://mybb.com/versions/1.8.25/ | Release Notes, Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a | Patch, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://github.com/mybb/mybb/security/advisories/GHSA-6483-hcpp-p75w | Exploit, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://mybb.com/versions/1.8.25/ | Release Notes, Vendor Advisory |
{ containers: { adp: [ { providerMetadata: { dateUpdated: "2024-08-03T20:48:16.072Z", orgId: "af854a3a-2127-422b-91ae-364da2661108", shortName: "CVE", }, references: [ { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://mybb.com/versions/1.8.25/", }, { tags: [ "x_refsource_CONFIRM", "x_transferred", ], url: "https://github.com/mybb/mybb/security/advisories/GHSA-6483-hcpp-p75w", }, { tags: [ "x_refsource_CONFIRM", "x_transferred", ], url: "https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a", }, ], title: "CVE Program Container", }, ], cna: { affected: [ { product: "n/a", vendor: "n/a", versions: [ { status: "affected", version: "n/a", }, ], }, ], descriptions: [ { lang: "en", value: "MyBB before 1.8.25 allows stored XSS via nested [email] tags with MyCode (aka BBCode).", }, ], problemTypes: [ { descriptions: [ { description: "n/a", lang: "en", type: "text", }, ], }, ], providerMetadata: { dateUpdated: "2021-02-22T19:04:20", orgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", shortName: "mitre", }, references: [ { tags: [ "x_refsource_MISC", ], url: "https://mybb.com/versions/1.8.25/", }, { tags: [ "x_refsource_CONFIRM", ], url: "https://github.com/mybb/mybb/security/advisories/GHSA-6483-hcpp-p75w", }, { tags: [ "x_refsource_CONFIRM", ], url: "https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a", }, ], x_legacyV4Record: { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2021-27279", 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: "MyBB before 1.8.25 allows stored XSS via nested [email] tags with MyCode (aka BBCode).", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "eng", value: "n/a", }, ], }, ], }, references: { reference_data: [ { name: "https://mybb.com/versions/1.8.25/", refsource: "MISC", url: "https://mybb.com/versions/1.8.25/", }, { name: "https://github.com/mybb/mybb/security/advisories/GHSA-6483-hcpp-p75w", refsource: "CONFIRM", url: "https://github.com/mybb/mybb/security/advisories/GHSA-6483-hcpp-p75w", }, { name: "https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a", refsource: "CONFIRM", url: "https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a", }, ], }, }, }, }, cveMetadata: { assignerOrgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", assignerShortName: "mitre", cveId: "CVE-2021-27279", datePublished: "2021-02-22T19:04:20", dateReserved: "2021-02-16T00:00:00", dateUpdated: "2024-08-03T20:48:16.072Z", state: "PUBLISHED", }, dataType: "CVE_RECORD", dataVersion: "5.1", "vulnerability-lookup:meta": { nvd: 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BBCode)\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:N/I:P/A:N\",\"baseScore\":3.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.8,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.8.25\",\"matchCriteriaId\":\"F8B31EA3-CFEA-43B3-8348-397BED3FD568\"}]}]}],\"references\":[{\"url\":\"https://github.com/mybb/mybb/commit/cb781b49116bf5c4d8deca3e17498122b701677a\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Third 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Sightings
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Nomenclature
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