Vulnerability-Lookup

CVE-2026-16156 (GCVE-0-2026-16156)

Vulnerability from cvelistv5 – Published: 2026-07-18 21:00 – Updated: 2026-07-21 14:58 X_Freeware

Title

SourceCodester Class and Exam Timetabling System forexam.php cross site scripting

Summary

A security flaw has been discovered in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown part of the file /forexam.php. The manipulation of the argument day results in cross site scripting. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

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 (v2.0.3)

CWE

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

Assigner

VulDB

References

6 references

URL	Tags
https://vuldb.com/vuln/379921	vdb-entrytechnical-description
https://vuldb.com/vuln/379921/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16156	third-party-advisory
https://vuldb.com/submit/857081	third-party-advisory
https://github.com/justconter/cve/issues/3	exploitissue-tracking
https://www.sourcecodester.com/	product

Impacted products

1 product

Vendor	Product	Version
SourceCodester	Class and Exam Timetabling System	Affected: 1.0 cpe:2.3:a:sourcecodester:class_and_exam_timetabling_system::::::::

Credits

justconter (VulDB User)

Show details on NVD website

JSON

To clipboard

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}

FKIE_CVE-2026-16156

Vulnerability from fkie_nvd - Published: 2026-07-18 22:16 - Updated: 2026-07-21 16:17

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/justconter/cve/issues/3
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-16156
	cna@vuldb.com	https://vuldb.com/submit/857081
	cna@vuldb.com	https://vuldb.com/vuln/379921
	cna@vuldb.com	https://vuldb.com/vuln/379921/cti
	cna@vuldb.com	https://www.sourcecodester.com/

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:sourcecodester:class_and_exam_timetabling_system:*:*:*:*:*:*:*:*"
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          "vendor": "SourceCodester",
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    }
  ],
  "id": "CVE-2026-16156",
  "lastModified": "2026-07-21T16:17:05.800",
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        "type": "Secondary"
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    ],
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        "cvssData": {
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          "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",
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          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "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",
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          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-16156",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-07-21T13:40:24.685433Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-07-18T22:16:43.667",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/justconter/cve/issues/3"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-16156"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/857081"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/379921"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/379921/cti"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://www.sourcecodester.com/"
    }
  ],
  "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-384V-9JPC-7QVM

Vulnerability from github – Published: 2026-07-19 00:30 – Updated: 2026-07-19 00:30

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-2026-16156"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-18T22:16:43Z",
    "severity": "LOW"
  },
  "details": "A security flaw has been discovered in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown part of the file /forexam.php. The manipulation of the argument day results in cross site scripting. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.",
  "id": "GHSA-384v-9jpc-7qvm",
  "modified": "2026-07-19T00:30:22Z",
  "published": "2026-07-19T00:30:22Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16156"
    },
    {
      "type": "WEB",
      "url": "https://github.com/justconter/cve/issues/3"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-16156"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/857081"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/379921"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/379921/cti"
    },
    {
      "type": "WEB",
      "url": "https://www.sourcecodester.com"
    }
  ],
  "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.

Action not permitted

CVE-2026-16156 (GCVE-0-2026-16156)

FKIE_CVE-2026-16156

GHSA-384V-9JPC-7QVM

Tags

Sightings

Nomenclature