Vulnerability-Lookup

CVE-2026-9527 (GCVE-0-2026-9527)

Vulnerability from cvelistv5 – Published: 2026-05-26 03:45 – Updated: 2026-05-27 20:00 X_Freeware

Title

itsourcecode Electronic Judging System judges.php cross site scripting

Summary

A vulnerability was determined in itsourcecode Electronic Judging System 1.0. This issue affects some unknown processing of the file /admin/judges.php. This manipulation of the argument fname causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

Severity

5.3 (Medium)


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

4.3 (Medium)


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

4.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/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 2026-05-27 20:00 UTC

CWE

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

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/365546	vdb-entrytechnical-description
https://vuldb.com/vuln/365546/cti	signaturepermissions-required
https://vuldb.com/submit/814715	third-party-advisory
https://github.com/i-QvQ-i/first-OvO/issues/1	exploitissue-tracking
https://itsourcecode.com/	product

Impacted products

1 product

Vendor	Product	Version	CPE status
itsourcecode	Electronic Judging System	Affected: 1.0 cpe:2.3:a:itsourcecode:electronic_judging_system::::::::

Credits

i-OvO-i (VulDB User)

Show details on NVD website

JSON

To clipboard

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                "id": "CVE-2026-9527",
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          "value": "VulDB entry last update"
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      ],
      "title": "itsourcecode Electronic Judging System judges.php cross site scripting"
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  "cveMetadata": {
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}

FKIE_CVE-2026-9527

Vulnerability from fkie_nvd - Published: 2026-05-26 05:16 - Updated: 2026-07-23 11:10

Severity

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

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/i-QvQ-i/first-OvO/issues/1
	cna@vuldb.com	https://itsourcecode.com/
	cna@vuldb.com	https://vuldb.com/submit/814715
	cna@vuldb.com	https://vuldb.com/vuln/365546
	cna@vuldb.com	https://vuldb.com/vuln/365546/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:itsourcecode:electronic_judging_system:*:*:*:*:*:*:*:*"
          ],
          "product": "Electronic Judging System",
          "vendor": "itsourcecode",
          "versions": [
            {
              "status": "affected",
              "version": "1.0"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "cveTags": [],
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      "lang": "en",
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    },
    {
      "lang": "es",
      "value": "Se determin\u00f3 una vulnerabilidad en itsourcecode Electronic Judging System 1.0. Este problema afecta alg\u00fan procesamiento desconocido del archivo /admin/judges.PHP. Esta manipulaci\u00f3n del argumento fname causa cross-site scripting. La explotaci\u00f3n remota del ataque es posible. El exploit ha sido divulgado p\u00fablicamente y puede ser utilizado."
    }
  ],
  "id": "CVE-2026-9527",
  "lastModified": "2026-07-23T11:10:00.120",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
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          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 2.1,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "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": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "PASSIVE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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-2026-9527",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-27T20:00:20.482245Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-26T05:16:18.687",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/i-QvQ-i/first-OvO/issues/1"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://itsourcecode.com/"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/814715"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/365546"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/365546/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-CV39-99WF-HFGM

Vulnerability from github – Published: 2026-05-26 13:30 – Updated: 2026-05-26 13:30

Details

Severity

4.3 (Medium)


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

2.1 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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-2026-9527"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-26T05:16:18Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was determined in itsourcecode Electronic Judging System 1.0. This issue affects some unknown processing of the file /admin/judges.php. This manipulation of the argument fname causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.",
  "id": "GHSA-cv39-99wf-hfgm",
  "modified": "2026-05-26T13:30:53Z",
  "published": "2026-05-26T13:30:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-9527"
    },
    {
      "type": "WEB",
      "url": "https://github.com/i-QvQ-i/first-OvO/issues/1"
    },
    {
      "type": "WEB",
      "url": "https://itsourcecode.com"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/814715"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/365546"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/365546/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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.
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.

Action not permitted

CVE-2026-9527 (GCVE-0-2026-9527)

FKIE_CVE-2026-9527

GHSA-CV39-99WF-HFGM

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Sightings

Nomenclature

Related by attack behaviour