CVE-2026-97328
WebP Express < 0.25.16 - Unauthenticated Stored XSS via Alter HTML Parser
Unscored
The WebP Express WordPress plugin before 0.25.16 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scripting in the browser of any user viewing an affected page, including administrators.
Assigner
WPScan
WPScan
Published
2026-10-22
2026-10-22
Updated
2026-10-22
2026-10-22
Reserved
2026-09-24
2026-09-24
Affected
| Vendor | Product | Versions |
|---|---|---|
| Unknown | WebP Express | < 0.25.16 (affected)
others: unaffected |
References
- https://wpscan.com/vulnerability/f44cb329-fb2e-4fb1-b878-8b52b0c769cc/ exploitvdb-entrytechnical-description
Full CVE JSON record (5.2)
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "WebP Express",
"vendor": "Unknown",
"versions": [
{
"lessThan": "0.25.16",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Jakub Herman"
},
{
"lang": "en",
"type": "coordinator",
"value": "WPScan"
}
],
"descriptions": [
{
"lang": "en",
"value": "The WebP Express WordPress plugin before 0.25.16 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scripting in the browser of any user viewing an affected page, including administrators."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "CWE-79 Cross-Site Scripting (XSS)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-22T06:00:18.825Z",
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan"
},
"references": [
{
"tags": [
"exploit",
"vdb-entry",
"technical-description"
],
"url": "https://wpscan.com/vulnerability/f44cb329-fb2e-4fb1-b878-8b52b0c769cc/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WebP Express \u003c 0.25.16 - Unauthenticated Stored XSS via Alter HTML Parser",
"x_generator": {
"engine": "WPScan CVE Generator"
}
}
},
"cveMetadata": {
"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"assignerShortName": "WPScan",
"cveId": "CVE-2026-97328",
"datePublished": "2026-10-22T06:00:18.825Z",
"dateReserved": "2026-09-24T11:50:32.481Z",
"dateUpdated": "2026-10-22T06:00:18.825Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}