Vulnerability-Lookup

GHSA-VVXG-GFG6-QC26

Vulnerability from github – Published: 2026-09-13 12:31 – Updated: 2026-09-13 12:31

Details

A security flaw has been discovered in PHPGurukul Bank Locker Management System 1.0. This impacts an unknown function of the file sidebar.php. The manipulation of the argument UserType results in improper access controls. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

Severity

6.3 (Medium)


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

2.1 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-90518"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-266"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-13T12:17:16Z",
    "severity": "LOW"
  },
  "details": "A security flaw has been discovered in PHPGurukul Bank Locker Management System 1.0. This impacts an unknown function of the file sidebar.php. The manipulation of the argument UserType results in improper access controls. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.",
  "id": "GHSA-vvxg-gfg6-qc26",
  "modified": "2026-09-13T12:31:12Z",
  "published": "2026-09-13T12:31:12Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-90518"
    },
    {
      "type": "WEB",
      "url": "https://github.com/wakakakaaaaha/vuln/issues/3"
    },
    {
      "type": "WEB",
      "url": "https://phpgurukul.com"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-90518"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/912176"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/403105"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/403105/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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"
    }
  ]
}

CVE-2026-90518 (GCVE-0-2026-90518)

Vulnerability from cvelistv5 – Published: 2026-09-13 12:00 – Updated: 2026-09-14 15:32 X_Freeware

Title

PHPGurukul Bank Locker Management System sidebar.php access control

Summary

Severity

5.3 (Medium)


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

6.3 (Medium)


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

6.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/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 15:29 UTC

CWE

CWE-284 - Improper Access Controls
CWE-266 - Incorrect Privilege Assignment

Assigner

VulDB mitre root

References

6 references

URL	Tags
https://vuldb.com/vuln/403105	vdb-entrytechnical-description
https://vuldb.com/vuln/403105/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90518	third-party-advisory
https://vuldb.com/submit/912176	third-party-advisory
https://github.com/wakakakaaaaha/vuln/issues/3	exploitissue-tracking
https://phpgurukul.com/	product

Impacted products

1 product

Vendor	Product	Version
PHPGurukul	Bank Locker Management System	Affected: 1.0 cpe:2.3:a:phpgurukul:bank_locker_management_system::::::::

Credits

Racosmo (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-90518",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-14T15:29:59.232116Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-14T15:32:49.252Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:phpgurukul:bank_locker_management_system:*:*:*:*:*:*:*:*"
          ],
          "product": "Bank Locker Management System",
          "vendor": "PHPGurukul",
          "versions": [
            {
              "status": "affected",
              "version": "1.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Racosmo (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security flaw has been discovered in PHPGurukul Bank Locker Management System 1.0. This impacts an unknown function of the file sidebar.php. The manipulation of the argument UserType results in improper access controls. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 6.5,
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "Improper Access Controls",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-266",
              "description": "Incorrect Privilege Assignment",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-13T12:00:11.938Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-403105 | PHPGurukul Bank Locker Management System sidebar.php access control",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/403105"
        },
        {
          "name": "VDB-403105 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/403105/cti"
        },
        {
          "name": "CVE-2026-90518 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-90518"
        },
        {
          "name": "Submit #912176 | PHPGurukul Bank Locker Management System (BLMS) v1.0 broken access control",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/912176"
        },
        {
          "tags": [
            "exploit",
            "issue-tracking"
          ],
          "url": "https://github.com/wakakakaaaaha/vuln/issues/3"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://phpgurukul.com/"
        }
      ],
      "tags": [
        "x_freeware"
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-09-12T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-09-12T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-09-12T11:36:42.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "PHPGurukul Bank Locker Management System sidebar.php access control",
      "x_generator": [
        "VulDB PVTS v202609"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-90518",
    "datePublished": "2026-09-13T12:00:11.938Z",
    "dateReserved": "2026-09-12T09:31:34.097Z",
    "dateUpdated": "2026-09-14T15:32:49.252Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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GHSA-VVXG-GFG6-QC26

CVE-2026-90518 (GCVE-0-2026-90518)

Tags

Sightings

Nomenclature

Related by attack behaviour