FKIE_CVE-2026-44796

Vulnerability from fkie_nvd - Published: 2026-05-28 18:16 - Updated: 2026-06-17 10:51
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints (for example, /dcim/interfaces/rename/) were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in combination with the use_regex flag. This vulnerability is fixed in 2.4.33 and 3.1.2.
References
security-advisories@github.comhttps://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cdPatch
security-advisories@github.comhttps://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892eePatch
security-advisories@github.comhttps://github.com/nautobot/nautobot/releases/tag/v2.4.33Product, Release Notes
security-advisories@github.comhttps://github.com/nautobot/nautobot/releases/tag/v3.1.2Product, Release Notes
security-advisories@github.comhttps://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gmPatch, Vendor Advisory
Impacted products
Vendor Product Version
networktocode nautobot *
networktocode nautobot *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "nautobot",
          "vendor": "nautobot",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 3.0.0a2, \u003c 3.1.2"
            },
            {
              "status": "affected",
              "version": "\u003c 2.4.33"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:networktocode:nautobot:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1519124C-E6CD-44DF-8DD7-D4A7003ADF94",
              "versionEndExcluding": "2.4.33",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:networktocode:nautobot:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8419C360-D723-4365-82B1-B4DE637BE43C",
              "versionEndExcluding": "3.1.2",
              "versionStartIncluding": "3.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints (for example, /dcim/interfaces/rename/) were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in combination with the use_regex flag. This vulnerability is fixed in 2.4.33 and 3.1.2."
    }
  ],
  "id": "CVE-2026-44796",
  "lastModified": "2026-06-17T10:51:20.323",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-44796",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-30T02:01:49.952039Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-28T18:16:33.417",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Product",
        "Release Notes"
      ],
      "url": "https://github.com/nautobot/nautobot/releases/tag/v2.4.33"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Product",
        "Release Notes"
      ],
      "url": "https://github.com/nautobot/nautobot/releases/tag/v3.1.2"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        },
        {
          "lang": "en",
          "value": "CWE-1333"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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