CVE-2021-24789 (GCVE-0-2021-24789)
Vulnerability from cvelistv5 – Published: 2021-11-01 08:46 – Updated: 2024-08-03 19:42
VLAI?
Title
Flat Preloader < 1.5.5 - Admin+ Stored Cross-Site Scripting
Summary
The Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
Severity ?
No CVSS data available.
CWE
- CWE-79 - Cross-site Scripting (XSS)
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Unknown | Flat Preloader |
Affected:
1.5.5 , < 1.5.5
(custom)
|
Credits
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T19:42:17.177Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Flat Preloader",
"vendor": "Unknown",
"versions": [
{
"lessThan": "1.5.5",
"status": "affected",
"version": "1.5.5",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "apple502j"
}
],
"descriptions": [
{
"lang": "en",
"value": "The Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79 Cross-site Scripting (XSS)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-11-01T08:46:23.000Z",
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Flat Preloader \u003c 1.5.5 - Admin+ Stored Cross-Site Scripting",
"x_generator": "WPScan CVE Generator",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "contact@wpscan.com",
"ID": "CVE-2021-24789",
"STATE": "PUBLIC",
"TITLE": "Flat Preloader \u003c 1.5.5 - Admin+ Stored Cross-Site Scripting"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Flat Preloader",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "1.5.5",
"version_value": "1.5.5"
}
]
}
}
]
},
"vendor_name": "Unknown"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "apple502j"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "The Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed"
}
]
},
"generator": "WPScan CVE Generator",
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-79 Cross-site Scripting (XSS)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d",
"refsource": "MISC",
"url": "https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d"
}
]
},
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"assignerShortName": "WPScan",
"cveId": "CVE-2021-24789",
"datePublished": "2021-11-01T08:46:23.000Z",
"dateReserved": "2021-01-14T00:00:00.000Z",
"dateUpdated": "2024-08-03T19:42:17.177Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-24789",
"date": "2026-05-07",
"epss": "0.00206",
"percentile": "0.42692"
},
"fkie_nvd": {
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:flat_preloader_project:flat_preloader:*:*:*:*:*:wordpress:*:*\", \"versionEndExcluding\": \"1.5.5\", \"matchCriteriaId\": \"151A3203-E993-4AA3-8798-80F2FAC0EDCB\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"The Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed\"}, {\"lang\": \"es\", \"value\": \"El plugin Flat Preloader de WordPress versiones anteriores a 1.5.5, no escapa de algunas de sus configuraciones cuando las emite en un atributo en el frontend, que podr\\u00eda permitir a usuarios con altos privilegios llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando la capacidad unfiltered_html no est\\u00e1 permitida\"}]",
"id": "CVE-2021-24789",
"lastModified": "2024-11-21T05:53:46.050",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N\", \"baseScore\": 4.8, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"HIGH\", \"userInteraction\": \"REQUIRED\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"LOW\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 1.7, \"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}]}",
"published": "2021-11-01T09:15:09.357",
"references": "[{\"url\": \"https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d\", \"source\": \"contact@wpscan.com\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}, {\"url\": \"https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}]",
"sourceIdentifier": "contact@wpscan.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"contact@wpscan.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-79\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-79\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2021-24789\",\"sourceIdentifier\":\"contact@wpscan.com\",\"published\":\"2021-11-01T09:15:09.357\",\"lastModified\":\"2024-11-21T05:53:46.050\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed\"},{\"lang\":\"es\",\"value\":\"El plugin Flat Preloader de WordPress versiones anteriores a 1.5.5, no escapa de algunas de sus configuraciones cuando las emite en un atributo en el frontend, que podr\u00eda permitir a usuarios con altos privilegios llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando la capacidad unfiltered_html no est\u00e1 permitida\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":4.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.7,\"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\":\"contact@wpscan.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]},{\"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:flat_preloader_project:flat_preloader:*:*:*:*:*:wordpress:*:*\",\"versionEndExcluding\":\"1.5.5\",\"matchCriteriaId\":\"151A3203-E993-4AA3-8798-80F2FAC0EDCB\"}]}]}],\"references\":[{\"url\":\"https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d\",\"source\":\"contact@wpscan.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]}]}}"
}
}
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…