CVE-2026-109147
WP Booking System < 2.1.0.3 - Reflected XSS via 'booking_id' Parameter
High 7.1
The WP Booking System WordPress plugin before 2.1.0.3 does not validate and escape one of its parameters before reflecting it back in an admin page, leading to Reflected Cross-Site Scripting which could be used against high privilege users such as administrators.
Assigner
WPScan
WPScan
Published
2026-10-21
2026-10-21
Updated
2026-10-21
2026-10-21
Reserved
2026-10-12
2026-10-12
Scores
| Source | CVSS | Score | Severity | Vector |
|---|---|---|---|---|
| CISA-ADP | 3.1 | 7.1 | High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L |
Weaknesses
Affected
| Vendor | Product | Versions |
|---|---|---|
| Unknown | WP Booking System | < 2.1.0.3 (affected)
others: unaffected |
References
- https://wpscan.com/vulnerability/2a2e58bd-dc3f-4b6f-9b2d-b6d15cd2e898/ exploitvdb-entrytechnical-description
Full CVE JSON record (5.2)
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"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:L",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-109147",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-21T10:21:00.102489Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-21T10:35:04.857Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "WP Booking System",
"vendor": "Unknown",
"versions": [
{
"lessThan": "2.1.0.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Zahid Abbasi"
},
{
"lang": "en",
"type": "coordinator",
"value": "WPScan"
}
],
"descriptions": [
{
"lang": "en",
"value": "The WP Booking System WordPress plugin before 2.1.0.3 does not validate and escape one of its parameters before reflecting it back in an admin page, leading to Reflected Cross-Site Scripting which could be used against high privilege users such as administrators."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "CWE-79 Cross-Site Scripting (XSS)",
"lang": "en",
"type": "CWE"
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}
],
"providerMetadata": {
"dateUpdated": "2026-10-21T06:00:21.207Z",
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan"
},
"references": [
{
"tags": [
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"vdb-entry",
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],
"url": "https://wpscan.com/vulnerability/2a2e58bd-dc3f-4b6f-9b2d-b6d15cd2e898/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WP Booking System \u003c 2.1.0.3 - Reflected XSS via \u0027booking_id\u0027 Parameter",
"x_generator": {
"engine": "WPScan CVE Generator"
}
}
},
"cveMetadata": {
"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"assignerShortName": "WPScan",
"cveId": "CVE-2026-109147",
"datePublished": "2026-10-21T06:00:21.207Z",
"dateReserved": "2026-10-12T11:35:48.612Z",
"dateUpdated": "2026-10-21T10:35:04.857Z",
"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.2"
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