Vulnerability-Lookup

CVE-2026-90502 (GCVE-0-2026-90502)

Vulnerability from cvelistv5 – Published: 2026-09-13 08:15 – Updated: 2026-09-14 15:37

Title

stilleshan ServerStatus Stats Generation main.cpp cross site scripting

Summary

A vulnerability was detected in stilleshan ServerStatus 1.0/2.0. Impacted is an unknown function of the file server/src/main.cpp of the component Stats Generation. Performing a manipulation of the argument custom results in cross site scripting. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

5.1 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

3.5 (Low)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

3.5 (Low)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-14 15:37 UTC

CWE

CWE-79 - Cross Site Scripting
CWE-94 - Code Injection

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/403090	vdb-entrytechnical-description
https://vuldb.com/vuln/403090/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90502	third-party-advisory
https://vuldb.com/submit/895248	third-party-advisory
https://github.com/BlkSword/POC/blob/main/ServerS…	exploit

Impacted products

1 product

Vendor	Product	Version	CPE status
stilleshan	ServerStatus	Affected: 1.0 Affected: 2.0 cpe:2.3:a:stilleshan:serverstatus::::::::

Credits

XiaoHei (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-90502

Vulnerability from fkie_nvd - Published: 2026-09-13 09:16 - Updated: 2026-09-14 20:56

Severity

3.5 (Low) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/BlkSword/POC/blob/main/ServerStatus%20Stored%20.pdf
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-90502
	cna@vuldb.com	https://vuldb.com/submit/895248
	cna@vuldb.com	https://vuldb.com/vuln/403090
	cna@vuldb.com	https://vuldb.com/vuln/403090/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:stilleshan:serverstatus:*:*:*:*:*:*:*:*"
          ],
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            "Stats Generation"
          ],
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  "lastModified": "2026-09-14T20:56:48.220",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
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          "userInteraction": "PASSIVE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-90502",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-09-14T15:37:21.893572Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-09-13T09:16:30.827",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/BlkSword/POC/blob/main/ServerStatus%20Stored%20.pdf"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-90502"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/895248"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/403090"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/403090/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        },
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-WHHH-5JCC-5RRV

Vulnerability from github – Published: 2026-09-13 09:32 – Updated: 2026-09-13 09:32

Details

Severity

3.5 (Low)


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

2.0 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-90502"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-13T09:16:30Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was detected in stilleshan ServerStatus 1.0/2.0. Impacted is an unknown function of the file server/src/main.cpp of the component Stats Generation. Performing a manipulation of the argument custom results in cross site scripting. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-whhh-5jcc-5rrv",
  "modified": "2026-09-13T09:32:31Z",
  "published": "2026-09-13T09:32:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-90502"
    },
    {
      "type": "WEB",
      "url": "https://github.com/BlkSword/POC/blob/main/ServerStatus%20Stored%20.pdf"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-90502"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/895248"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/403090"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/403090/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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"
    }
  ]
}

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.

Action not permitted

CVE-2026-90502 (GCVE-0-2026-90502)

FKIE_CVE-2026-90502

GHSA-WHHH-5JCC-5RRV

Tags

Sightings

Nomenclature