Search
Find a vulnerability
Search criteria
ⓘ
Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.
1 vulnerability by Filterable-Portfolio
CVE-2021-47929 (GCVE-0-2021-47929)
Vulnerability from cvelistv5 – Published: 2026-05-10 12:43 – Updated: 2026-05-24 01:37
VLAI
Title
WordPress Plugin Filterable Portfolio Gallery 1.0 Stored XSS
Summary
Filterable Portfolio Gallery 1.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by entering payloads in the title field. Attackers can store JavaScript code like image tags with onerror handlers that execute when the gallery is previewed, affecting all users viewing the page.
Severity
6.4 (Medium)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/50458 | exploit |
| http://www.filterable-portfolio.com/ | product |
| https://wordpress.org/plugins/fg-gallery/ | product |
| https://www.vulncheck.com/advisories/wordpress-pl… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Filterable-Portfolio | Filterable Portfolio Gallery |
Affected:
1.0
|
Date Public
2021-10-25 00:00
Credits
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-47929",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-11T15:14:54.278307Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-11T15:15:18.819Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Filterable Portfolio Gallery",
"vendor": "Filterable-Portfolio",
"versions": [
{
"status": "affected",
"version": "1.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Murat DEMIRCI (@butterflyhunt3r)"
}
],
"datePublic": "2021-10-25T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Filterable Portfolio Gallery 1.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by entering payloads in the title field. Attackers can store JavaScript code like image tags with onerror handlers that execute when the gallery is previewed, affecting all users viewing the page."
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "LOW",
"userInteraction": "PASSIVE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"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"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-24T01:37:09.345Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"name": "ExploitDB-50458",
"tags": [
"exploit"
],
"url": "https://www.exploit-db.com/exploits/50458"
},
{
"name": "Official Product Homepage",
"tags": [
"product"
],
"url": "http://www.filterable-portfolio.com/"
},
{
"name": "Product Reference",
"tags": [
"product"
],
"url": "https://wordpress.org/plugins/fg-gallery/"
},
{
"name": "VulnCheck Advisory: WordPress Plugin Filterable Portfolio Gallery 1.0 Stored XSS",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/wordpress-plugin-filterable-portfolio-gallery-stored-xss"
}
],
"title": "WordPress Plugin Filterable Portfolio Gallery 1.0 Stored XSS",
"x_generator": {
"engine": "vulncheck"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2021-47929",
"datePublished": "2026-05-10T12:43:50.411Z",
"dateReserved": "2026-02-01T11:24:18.716Z",
"dateUpdated": "2026-05-24T01:37:09.345Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}