FKIE_CVE-2023-46858

Vulnerability from fkie_nvd - Published: 2023-10-29 01:15 - Updated: 2026-06-17 06:31
Severity
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Summary
Moodle 4.3 allows /grade/report/grader/index.php?searchvalue= reflected XSS when logged in as a teacher. NOTE: the Moodle Security FAQ link states "Some forms of rich content [are] used by teachers to enhance their courses ... admins and teachers can post XSS-capable content, but students can not."
References
cve@mitre.orghttps://docs.moodle.org/403/en/Security_FAQ#I_have_discovered_Cross_Site_Scripting_.28XSS.29_is_possible_with_MoodleProduct
cve@mitre.orghttps://gist.github.com/Abid-Ahmad/12d2b4878eb731e8871b96b7d55125cdBroken Link
cve@mitre.orghttps://packetstormsecurity.com/files/175277/Moodle-4.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://docs.moodle.org/403/en/Security_FAQ#I_have_discovered_Cross_Site_Scripting_.28XSS.29_is_possible_with_MoodleProduct
af854a3a-2127-422b-91ae-364da2661108https://gist.github.com/Abid-Ahmad/12d2b4878eb731e8871b96b7d55125cdBroken Link
af854a3a-2127-422b-91ae-364da2661108https://packetstormsecurity.com/files/175277/Moodle-4.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
moodle moodle 4.3.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:moodle:moodle:4.3.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "6536A48F-186C-4B14-BDA5-34B105F7CC7B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [
    {
      "sourceIdentifier": "cve@mitre.org",
      "tags": [
        "disputed"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Moodle 4.3 allows /grade/report/grader/index.php?searchvalue= reflected XSS when logged in as a teacher. NOTE: the Moodle Security FAQ link states \"Some forms of rich content [are] used by teachers to enhance their courses ... admins and teachers can post XSS-capable content, but students can not.\""
    },
    {
      "lang": "es",
      "value": "** EN DISPUTA ** Moodle 4.3 permite /grade/report/grader/index.php?searchvalue= XSS reflejado cuando se inicia sesi\u00f3n como profesor. NOTA: el enlace de preguntas frecuentes sobre seguridad de Moodle indica: \"Los profesores utilizan algunas formas de contenido enriquecido para mejorar sus cursos... los administradores y profesores pueden publicar contenido compatible con XSS, pero los estudiantes no\"."
    }
  ],
  "id": "CVE-2023-46858",
  "lastModified": "2026-06-17T06:31:46.603",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-46858",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-06-28T18:19:37.472556Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-10-29T01:15:41.087",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Product"
      ],
      "url": "https://docs.moodle.org/403/en/Security_FAQ#I_have_discovered_Cross_Site_Scripting_.28XSS.29_is_possible_with_Moodle"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link"
      ],
      "url": "https://gist.github.com/Abid-Ahmad/12d2b4878eb731e8871b96b7d55125cd"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://packetstormsecurity.com/files/175277/Moodle-4.3-Cross-Site-Scripting.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product"
      ],
      "url": "https://docs.moodle.org/403/en/Security_FAQ#I_have_discovered_Cross_Site_Scripting_.28XSS.29_is_possible_with_Moodle"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "https://gist.github.com/Abid-Ahmad/12d2b4878eb731e8871b96b7d55125cd"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://packetstormsecurity.com/files/175277/Moodle-4.3-Cross-Site-Scripting.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.