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2 vulnerabilities found for WP Highlight Box by Unknown
CVE-2026-86790 (GCVE-0-2026-86790)
Vulnerability from nvd – Published: 2026-09-12 06:00 – Updated: 2026-09-12 15:30
VLAI
EPSS
VEX
Title
WP Highlight Box <= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode
Summary
The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Severity
6.8 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-12 15:18 UTC
CWE
- CWE-79 Cross-Site Scripting (XSS)
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/b48571ae-368e-41… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | WP Highlight Box |
Affected:
0 , ≤ 1.0
(semver)
|
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"title": "CISA ADP Vulnrichment"
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}
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"references": [
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"url": "https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WP Highlight Box \u003c= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode",
"x_generator": {
"engine": "WPScan CVE Generator"
}
}
},
"cveMetadata": {
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CVE-2026-86790 (GCVE-0-2026-86790)
Vulnerability from cvelistv5 – Published: 2026-09-12 06:00 – Updated: 2026-09-12 15:30
VLAI
EPSS
VEX
Title
WP Highlight Box <= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode
Summary
The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Severity
6.8 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-12 15:18 UTC
CWE
- CWE-79 Cross-Site Scripting (XSS)
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/b48571ae-368e-41… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | WP Highlight Box |
Affected:
0 , ≤ 1.0
(semver)
|
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
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"version": "3.1"
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],
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"timestamp": "2026-09-12T15:18:23.221660Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
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"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-12T15:30:42.956Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "WP Highlight Box",
"vendor": "Unknown",
"versions": [
{
"lessThanOrEqual": "1.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Pablo Gonz\u00e1lez and Francisco Jos\u00e9 Ram\u00edrez"
},
{
"lang": "en",
"type": "coordinator",
"value": "WPScan"
}
],
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"lang": "en",
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{
"descriptions": [
{
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"lang": "en",
"type": "CWE"
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]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-12T06:00:11.972Z",
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan"
},
"references": [
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],
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}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WP Highlight Box \u003c= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode",
"x_generator": {
"engine": "WPScan CVE Generator"
}
}
},
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"cveId": "CVE-2026-86790",
"datePublished": "2026-09-12T06:00:11.972Z",
"dateReserved": "2026-09-08T11:53:19.348Z",
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},
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