FKIE_CVE-2025-41355
Vulnerability from fkie_nvd - Published: 2026-03-31 09:16 - Updated: 2026-04-07 15:32
Severity ?
Summary
Reflected Cross-Site Scripting (XSS) vulnerability in Anon Proxy Server
v0.104. This vulnerability allows an attacker to execute JavaScript code
in the victim's browser by sending him/her a malicious URL. This
vulnerability can be exploited to steal sensitive user data, such as
session cookies, or to perform actions on behalf of the user. It affects
'port' and 'proxyPort' parameters in '/anon.php' endpoint.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| anonproxyserver | anon_proxy_server | 0.104 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:anonproxyserver:anon_proxy_server:0.104:*:*:*:*:*:*:*",
"matchCriteriaId": "58ED9571-EA95-4002-A5A2-10EBC703F39D",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Reflected Cross-Site Scripting (XSS) vulnerability in Anon Proxy Server \nv0.104. This vulnerability allows an attacker to execute JavaScript code\n in the victim\u0027s browser by sending him/her a malicious URL. This \nvulnerability can be exploited to steal sensitive user data, such as \nsession cookies, or to perform actions on behalf of the user. It affects \n\u0027port\u0027 and \u0027proxyPort\u0027 parameters in \u0027/anon.php\u0027 endpoint."
},
{
"lang": "es",
"value": "Vulnerabilidad de cross-site scripting (XSS) reflejado en Anon Proxy Server v0.104. Esta vulnerabilidad permite a un atacante ejecutar c\u00f3digo JavaScript en el navegador de la v\u00edctima envi\u00e1ndole una URL maliciosa. Esta vulnerabilidad puede ser explotada para robar datos sensibles del usuario, como cookies de sesi\u00f3n, o para realizar acciones en nombre del usuario. Afecta a los par\u00e1metros \u0027port\u0027 y \u0027proxyPort\u0027 en el endpoint \u0027/anon.php\u0027."
}
],
"id": "CVE-2025-41355",
"lastModified": "2026-04-07T15:32:32.443",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"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:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.7,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "LOW",
"userInteraction": "ACTIVE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cve-coordination@incibe.es",
"type": "Secondary"
}
]
},
"published": "2026-03-31T09:16:22.137",
"references": [
{
"source": "cve-coordination@incibe.es",
"tags": [
"Third Party Advisory"
],
"url": "https://www.incibe.es/en/incibe-cert/notices/aviso/reflected-cross-site-scripting-xss-anon-proxy-server"
}
],
"sourceIdentifier": "cve-coordination@incibe.es",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "cve-coordination@incibe.es",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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