Vulnerability-Lookup

GHSA-FMQ2-GVRJ-W58W

Vulnerability from github – Published: 2026-04-02 15:31 – Updated: 2026-04-02 15:31

Details

Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the DOMAIN parameter to /cgi-bin/smtpdomains.cgi. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when other users view the affected page.

Severity

6.4 (Medium)


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

5.1 (Medium)


                  
                    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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-34815"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-02T15:16:49Z",
    "severity": "MODERATE"
  },
  "details": "Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the DOMAIN parameter to /cgi-bin/smtpdomains.cgi. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when other users view the affected page.",
  "id": "GHSA-fmq2-gvrj-w58w",
  "modified": "2026-04-02T15:31:42Z",
  "published": "2026-04-02T15:31:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-34815"
    },
    {
      "type": "WEB",
      "url": "https://help.endian.com/hc/en-us/sections/360004371358-Community"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/endian-firewall-cgi-bin-smtpdomains-cgi-domain-stored-cross-site-scripting"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "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/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-2026-34815 (GCVE-0-2026-34815)

Vulnerability from cvelistv5 – Published: 2026-04-02 14:46 – Updated: 2026-04-02 18:38 X_Open Source

Title

Endian Firewall /cgi-bin/smtpdomains.cgi DOMAIN Stored Cross-Site Scripting

Summary

Severity

5.1 (Medium)


                        
                          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

6.4 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-04-02 18:33 UTC

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

VulnCheck mitre root

References

2 references

URL	Tags
https://help.endian.com/hc/en-us/sections/3600043…	release-notes
https://www.vulncheck.com/advisories/endian-firew…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Endian	Endian Firewall	Affected: 3.3.25 (semver) cpe:2.3:a:endian:firewall:3.3.25:::::::* cpe:2.3:a:endian:firewall:2.1.2:::::::* cpe:2.3:a:endian:firewall:2.4:::::::*

Date Public

2025-12-03 00:00

Credits

Alex Williams from Pellera Technologies VulnCheck

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-34815",
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                    "Exploitation": "none"
                  },
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-02T18:33:13.846356Z",
                "version": "2.0.3"
              },
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          "dateUpdated": "2026-04-02T18:38:27.441Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
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          "vendor": "Endian",
          "versions": [
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              "status": "affected",
              "version": "3.3.25",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
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    "dateReserved": "2026-03-30T20:26:18.726Z",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.