CVE-2026-23651 (GCVE-0-2026-23651)

Vulnerability from cvelistv5 – Published: 2026-03-05 22:18 – Updated: 2026-03-05 22:18 Exclusively Hosted Service
VLAI?
Title
Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability
Summary
Permissive regular expression in Azure Compute Gallery allows an authorized attacker to elevate privileges locally.
Severity ?
6.7 (Medium)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE
  • CWE-625 - Permissive Regular Expression
Assigner
References
Impacted products
Vendor Product Version
Microsoft Microsoft ACI Confidential Containers Affected: -
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          "vendor": "Microsoft",
          "versions": [
            {
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              "version": "-"
            }
          ]
        }
      ],
      "cpeApplicability": [
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                  "criteria": "cpe:2.3:a:microsoft:microsoft_aci_confidential_containers:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "-",
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                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-03-05T16:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Permissive regular expression in Azure Compute Gallery allows an authorized attacker to elevate privileges locally."
        }
      ],
      "metrics": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
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          },
          "format": "CVSS",
          "scenarios": [
            {
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              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-625",
              "description": "CWE-625: Permissive Regular Expression",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-05T22:18:19.068Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
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          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23651"
        }
      ],
      "tags": [
        "exclusively-hosted-service"
      ],
      "title": "Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability"
    }
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  "cveMetadata": {
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    "assignerShortName": "microsoft",
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    "datePublished": "2026-03-05T22:18:19.068Z",
    "dateReserved": "2026-01-14T16:59:33.462Z",
    "dateUpdated": "2026-03-05T22:18:19.068Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  }
}


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  • 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.
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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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