Vulnerability-Lookup

GHSA-HVCR-3GQ9-W43P

Vulnerability from github – Published: 2026-03-31 09:31 – Updated: 2026-04-07 18:31

Details

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.

Severity ?

6.1 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

5.1 (Medium)


                  
                    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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2025-41355"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-31T09:16:22Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-hvcr-3gq9-w43p",
  "modified": "2026-04-07T18:31:30Z",
  "published": "2026-03-31T09:31:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-41355"
    },
    {
      "type": "WEB",
      "url": "https://www.incibe.es/en/incibe-cert/notices/aviso/reflected-cross-site-scripting-xss-anon-proxy-server"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "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",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-41355 (GCVE-0-2025-41355)

Vulnerability from cvelistv5 – Published: 2026-03-31 08:48 – Updated: 2026-03-31 18:04

Title

Reflected Cross-Site Scripting on Anon Proxy Server

Summary

Severity ?

5.1 (Medium)


                        
                          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

CWE

CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')

Assigner

INCIBE

References

URL

Tags

https://www.incibe.es/en/incibe-cert/notices/avis…

Impacted products

	Vendor	Product	Version
	Anon Proxy Server	Anon Proxy Server	Affected: 0.104 (custom)

Date Public ?

2026-03-31 08:43

Credits

Rafael Pedrero

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-41355",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-31T15:02:46.248555Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          "shortName": "CISA-ADP"
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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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-HVCR-3GQ9-W43P

CVE-2025-41355 (GCVE-0-2025-41355)

Tags

Sightings

Nomenclature