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

CVE-2026-44066 (GCVE-0-2026-44066)

Vulnerability from cvelistv5 – Published: 2026-05-21 07:34 – Updated: 2026-05-21 12:49
VLAI
Title
Heap out-of-bounds reads in Spotlight RPC unmarshalling
Summary
Multiple heap out-of-bounds reads in the Spotlight RPC unmarshalling code in Netatalk 3.1.0 through 4.4.2 allow a remote authenticated attacker to obtain sensitive information or cause a minor service disruption.
Severity
7.1 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-21 12:49 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Netatalk Netatalk Affected: 3.1.0 , ≤ 4.4.2 (semver)
Unaffected: 4.4.3 (semver)
guessed Create a notification for this product.
Date Public
2026-05-13 00:00
Credits
Arjun Basnet from Securin
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-44066",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-21T12:49:30.753239Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-21T12:49:40.461Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Netatalk",
          "vendor": "Netatalk",
          "versions": [
            {
              "lessThanOrEqual": "4.4.2",
              "status": "affected",
              "version": "3.1.0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "4.4.3",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Arjun Basnet from Securin"
        }
      ],
      "datePublic": "2026-05-13T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Multiple heap out-of-bounds reads in the Spotlight RPC unmarshalling code in Netatalk 3.1.0 through 4.4.2 allow a remote authenticated attacker to obtain sensitive information or cause a minor service disruption."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-21T07:52:42.816Z",
        "orgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
        "shortName": "securin"
      },
      "references": [
        {
          "name": "Netatalk Security Advisory CVE-2026-44066",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://netatalk.io/security/CVE-2026-44066"
        }
      ],
      "title": "Heap out-of-bounds reads in Spotlight RPC unmarshalling"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
    "assignerShortName": "securin",
    "cveId": "CVE-2026-44066",
    "datePublished": "2026-05-21T07:34:53.534Z",
    "dateReserved": "2026-05-05T07:25:12.313Z",
    "dateUpdated": "2026-05-21T12:49:40.461Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-44066",
      "date": "2026-09-19",
      "epss": "0.0029",
      "percentile": "0.21865"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "Netatalk",
                "vendor": "Netatalk",
                "versions": [
                  {
                    "lessThanOrEqual": "4.4.2",
                    "status": "affected",
                    "version": "3.1.0",
                    "versionType": "semver"
                  },
                  {
                    "status": "unaffected",
                    "version": "4.4.3",
                    "versionType": "semver"
                  }
                ]
              }
            ],
            "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Multiple heap out-of-bounds reads in the Spotlight RPC unmarshalling code in Netatalk 3.1.0 through 4.4.2 allow a remote authenticated attacker to obtain sensitive information or cause a minor service disruption."
          },
          {
            "lang": "es",
            "value": "M\u00faltiples lecturas fuera de l\u00edmites del heap en el c\u00f3digo de desmarshalling RPC de Spotlight en Netatalk 3.1.0 hasta 4.4.2 permiten a un atacante remoto autenticado obtener informaci\u00f3n sensible o causar una interrupci\u00f3n menor del servicio."
          }
        ],
        "id": "CVE-2026-44066",
        "lastModified": "2026-07-23T16:10:00.137",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "LOW",
                "baseScore": 7.1,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 4.2,
              "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
              "type": "Secondary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2026-44066",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "no"
                  },
                  {
                    "technicalImpact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-21T12:49:30.753239Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2026-05-21T08:16:22.253",
        "references": [
          {
            "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
            "url": "https://netatalk.io/security/CVE-2026-44066"
          }
        ],
        "sourceIdentifier": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
        "vulnStatus": "Deferred",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-125"
              }
            ],
            "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-06-28T06:24:08+00:00",
      "cve": "CVE-2026-44066",
      "id": "CVE-2026-44066",
      "initial_release_date": "2026-05-21T07:34:53.534000+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "netatalk: heap out-of-bounds reads in Spotlight RPC unmarshalling",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44066.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-27T17:03:24Z",
      "cve": "CVE-2026-44066",
      "id": "CVE-2026-44066",
      "initial_release_date": "2026-05-22T02:19:43Z",
      "product_status:known_affected": "3",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-44066",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-44066.json",
      "version": "4"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2026-44066",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-05-21T12:49:30.753239Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2026-05-21T12:49:36.063Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "Netatalk",
              "vendor": "Netatalk",
              "versions": [
                {
                  "lessThanOrEqual": "4.4.2",
                  "status": "affected",
                  "version": "3.1.0",
                  "versionType": "semver"
                },
                {
                  "status": "unaffected",
                  "version": "4.4.3",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Arjun Basnet from Securin"
            }
          ],
          "datePublic": "2026-05-13T00:00:00.000Z",
          "descriptions": [
            {
              "lang": "en",
              "value": "Multiple heap out-of-bounds reads in the Spotlight RPC unmarshalling code in Netatalk 3.1.0 through 4.4.2 allow a remote authenticated attacker to obtain sensitive information or cause a minor service disruption."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "baseScore": 7.1,
                "baseSeverity": "HIGH",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L",
                "version": "3.1"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-125",
                  "description": "Out-of-bounds Read",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-05-21T07:52:42.816Z",
            "orgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
            "shortName": "securin"
          },
          "references": [
            {
              "name": "Netatalk Security Advisory CVE-2026-44066",
              "tags": [
                "vendor-advisory"
              ],
              "url": "https://netatalk.io/security/CVE-2026-44066"
            }
          ],
          "title": "Heap out-of-bounds reads in Spotlight RPC unmarshalling"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
        "assignerShortName": "securin",
        "cveId": "CVE-2026-44066",
        "datePublished": "2026-05-21T07:34:53.534Z",
        "dateReserved": "2026-05-05T07:25:12.313Z",
        "dateUpdated": "2026-05-21T12:49:40.461Z",
        "state": "PUBLISHED"
      },
      "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.