FKIE_CVE-2026-3513
Vulnerability from fkie_nvd - Published: 2026-04-08 05:16 - Updated: 2026-07-24 21:10
Severity
Summary
The TableOn – WordPress Posts Table Filterable plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tableon_button' shortcode in all versions up to and including 1.0.4.4. This is due to insufficient input sanitization and output escaping on user-supplied shortcode attributes such as 'class', 'help_link', 'popup_title', and 'help_title'. The do_shortcode_button() function extracts these attributes without sanitization and passes them to TABLEON_HELPER::draw_html_item(), which concatenates attribute values into HTML using single quotes without escaping (line 29: $item .= " {$key}='{$value}'"). This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "TableOn \u2013 WordPress Posts Table Filterable",
"vendor": "realmag777",
"versions": [
{
"lessThanOrEqual": "1.0.4.4",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "security@wordfence.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The TableOn \u2013 WordPress Posts Table Filterable plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u0027tableon_button\u0027 shortcode in all versions up to and including 1.0.4.4. This is due to insufficient input sanitization and output escaping on user-supplied shortcode attributes such as \u0027class\u0027, \u0027help_link\u0027, \u0027popup_title\u0027, and \u0027help_title\u0027. The do_shortcode_button() function extracts these attributes without sanitization and passes them to TABLEON_HELPER::draw_html_item(), which concatenates attribute values into HTML using single quotes without escaping (line 29: $item .= \" {$key}=\u0027{$value}\u0027\"). This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."
},
{
"lang": "es",
"value": "El plugin TableOn - WordPress Posts Table Filterable para WordPress es vulnerable a cross-site scripting almacenado a trav\u00e9s del shortcode \u0027tableon_button\u0027 en todas las versiones hasta la 1.0.4.4 inclusive. Esto se debe a una sanitizaci\u00f3n de entrada y un escape de salida insuficientes en los atributos de shortcode proporcionados por el usuario, como \u0027class\u0027, \u0027help_link\u0027, \u0027popup_title\u0027 y \u0027help_title\u0027. La funci\u00f3n do_shortcode_button() extrae estos atributos sin sanitizaci\u00f3n y los pasa a TABLEON_HELPER::draw_html_item(), que concatena los valores de los atributos en HTML usando comillas simples sin escape (l\u00ednea 29: $item .= \" {$key}=\u0027{$value}\u0027\"). Esto hace posible que atacantes autenticados, con acceso de nivel Colaborador y superior, inyecten scripts web arbitrarios en p\u00e1ginas que se ejecutar\u00e1n cada vez que un usuario acceda a una p\u00e1gina inyectada."
}
],
"id": "CVE-2026-3513",
"lastModified": "2026-07-24T21:10:00.143",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.1,
"impactScore": 2.7,
"source": "security@wordfence.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-3513",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-04-08T15:56:45.786360Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-04-08T05:16:05.790",
"references": [
{
"source": "security@wordfence.com",
"url": "https://plugins.trac.wordpress.org/browser/posts-table-filterable/trunk/index.php#L489"
},
{
"source": "security@wordfence.com",
"url": "https://plugins.trac.wordpress.org/browser/posts-table-filterable/trunk/index.php#L495"
},
{
"source": "security@wordfence.com",
"url": "https://plugins.trac.wordpress.org/browser/posts-table-filterable/trunk/lib/helper.php#L29"
},
{
"source": "security@wordfence.com",
"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3476421%40posts-table-filterable\u0026new=3476421%40posts-table-filterable\u0026sfp_email=\u0026sfph_mail="
},
{
"source": "security@wordfence.com",
"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3492852%40posts-table-filterable\u0026new=3492852%40posts-table-filterable\u0026sfp_email=\u0026sfph_mail="
},
{
"source": "security@wordfence.com",
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/33490873-da99-465e-bfb6-44d2ba84f3ee?source=cve"
}
],
"sourceIdentifier": "security@wordfence.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "security@wordfence.com",
"type": "Secondary"
}
]
}
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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.
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