GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2026-8303 (GCVE-0-2026-8303)

Vulnerability from cvelistv5 – Published: 2026-09-11 14:11 – Updated: 2026-09-11 14:57
VLAI
Title
Privilege Escalation in TUBITAK BILGEM's Pardus-software
Summary
Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation. This issue affects Pardus-software: before 1.0.5.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-11 14:52 UTC
CWE
  • CWE-266 - Incorrect privilege assignment
Assigner
References
Impacted products
Vendor Product Version CPE status
TUBITAK BILGEM Software Technologies Research Institute Pardus-software Affected: 0 , < 1.0.5 (custom)
guessed Create a notification for this product.
Date Public
2026-09-11 14:03
Credits
Devran ATUĞ
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-8303",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-11T14:52:17.143834Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-11T14:57:02.716Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Pardus-software",
          "vendor": "TUBITAK BILGEM Software Technologies Research Institute",
          "versions": [
            {
              "lessThan": "1.0.5",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Devran ATU\u011e"
        }
      ],
      "datePublic": "2026-09-11T14:03:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation.\u003cp\u003eThis issue affects Pardus-software: before 1.0.5.\u003c/p\u003e"
            }
          ],
          "value": "Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation.\n\nThis issue affects Pardus-software: before 1.0.5."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-233",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-233 Privilege Escalation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-266",
              "description": "CWE-266 Incorrect privilege assignment",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-11T14:11:20.058Z",
        "orgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21",
        "shortName": "TR-CERT"
      },
      "references": [
        {
          "tags": [
            "government-resource"
          ],
          "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1080"
        }
      ],
      "source": {
        "advisory": "TR-26-1080",
        "defect": [
          "TR-26-1080"
        ],
        "discovery": "UNKNOWN"
      },
      "title": "Privilege Escalation in TUBITAK BILGEM\u0027s Pardus-software",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21",
    "assignerShortName": "TR-CERT",
    "cveId": "CVE-2026-8303",
    "datePublished": "2026-09-11T14:11:20.058Z",
    "dateReserved": "2026-05-11T11:08:21.157Z",
    "dateUpdated": "2026-09-11T14:57:02.716Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-8303",
      "date": "2026-09-16",
      "epss": "0.00125",
      "percentile": "0.02582"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-8303\",\"sourceIdentifier\":\"iletisim@usom.gov.tr\",\"published\":\"2026-09-11T15:17:09.667\",\"lastModified\":\"2026-09-11T17:35:21.440\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation.\\n\\nThis issue affects Pardus-software: before 1.0.5.\"}],\"affected\":[{\"source\":\"iletisim@usom.gov.tr\",\"affectedData\":[{\"vendor\":\"TUBITAK BILGEM Software Technologies Research Institute\",\"product\":\"Pardus-software\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"1.0.5\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"iletisim@usom.gov.tr\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-09-11T14:52:17.143834Z\",\"id\":\"CVE-2026-8303\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"iletisim@usom.gov.tr\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-266\"}]}],\"references\":[{\"url\":\"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1080\",\"source\":\"iletisim@usom.gov.tr\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-8303\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-09-11T14:52:17.143834Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-11T14:55:18.415Z\"}}], \"cna\": {\"title\": \"Privilege Escalation in TUBITAK BILGEM\u0027s Pardus-software\", \"source\": {\"defect\": [\"TR-26-1080\"], \"advisory\": \"TR-26-1080\", \"discovery\": \"UNKNOWN\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Devran ATU\\u011e\"}], \"impacts\": [{\"capecId\": \"CAPEC-233\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-233 Privilege Escalation\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.8, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"TUBITAK BILGEM Software Technologies Research Institute\", \"product\": \"Pardus-software\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.0.5\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2026-09-11T14:03:00.000Z\", \"references\": [{\"url\": \"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1080\", \"tags\": [\"government-resource\"]}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation.\\n\\nThis issue affects Pardus-software: before 1.0.5.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation.\u003cp\u003eThis issue affects Pardus-software: before 1.0.5.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-266\", \"description\": \"CWE-266 Incorrect privilege assignment\"}]}], \"providerMetadata\": {\"orgId\": \"ca940d4e-fea4-4aa2-9a58-591a58b1ce21\", \"shortName\": \"TR-CERT\", \"dateUpdated\": \"2026-09-11T14:11:20.058Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-8303\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-09-11T14:57:02.716Z\", \"dateReserved\": \"2026-05-11T11:08:21.157Z\", \"assignerOrgId\": \"ca940d4e-fea4-4aa2-9a58-591a58b1ce21\", \"datePublished\": \"2026-09-11T14:11:20.058Z\", \"assignerShortName\": \"TR-CERT\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.


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.