Vulnerability-Lookup

UBUNTU-CVE-2026-101737 (CVE-2026-101737)

Vulnerability from osv_ubuntu – Published: 2026-10-20 22:18 – Updated: 2026-10-28 17:50 – Source website

Details

Vulnerability in Oracle Java SE (component: Compiler). The supported version that is affected is Oracle Java SE: 26.0.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

Severity

5.9 (Medium)


                    
                      CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2026-101737	REPORT
	https://www.cve.org/CVERecord?id=CVE-2026-101737	REPORT
	https://openjdk.org/groups/vulnerability/advisori…	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "openjdk-27-demo",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-jdk",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-jdk-headless",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-jre",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-jre-headless",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-jre-zero",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-source",
            "binary_version": "27+35-1"
          },
          {
            "binary_name": "openjdk-27-testsupport",
            "binary_version": "27+35-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.10",
        "name": "openjdk-27",
        "purl": "pkg:deb/ubuntu/openjdk-27@27+35-1?arch=source\u0026distro=stonking"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "27~19ea-1",
        "27~34ea-1",
        "27+35-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "openjdk-26-demo",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jdk",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jdk-headless",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jre",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jre-headless",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jre-zero",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-source",
            "binary_version": "26.0.2+10-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-testsupport",
            "binary_version": "26.0.2+10-2~26.04.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "openjdk-26",
        "purl": "pkg:deb/ubuntu/openjdk-26@26.0.2+10-2~26.04.2?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "26~17ea-1",
        "26~26ea-1",
        "26~28ea-1",
        "26~30ea-1",
        "26~32ea-1",
        "26~34ea-1",
        "26.0.1+8-2~26.04.2",
        "26.0.2+10-2~26.04.2"
      ]
    }
  ],
  "aliases": [],
  "details": "Vulnerability in Oracle Java SE (component: Compiler).   The supported version that is affected is Oracle Java SE: 26.0.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.9 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).",
  "id": "UBUNTU-CVE-2026-101737",
  "modified": "2026-10-28T17:50:27Z",
  "published": "2026-10-20T22:18:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-101737"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-101737"
    },
    {
      "type": "REPORT",
      "url": "https://openjdk.org/groups/vulnerability/advisories/2026-10-20"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2026-101737"
  ]
}

CVE-2026-101737 (GCVE-0-2026-101737)

Vulnerability from cvelistv5 – Published: 2026-10-20 21:22 – Updated: 2026-10-22 17:33

Summary

Severity

5.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-22 17:25 UTC

CWE

Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE.
CWE-284 - Improper Access Control

Assigner

oracle CNA under the mitre root

CNA scorecard C 69/100 over 3981 records in the last 180 days details

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuoct2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	Oracle Java SE	Affected: 26.0.2 cpe:2.3:a:oracle:java_se:26.0.2:::::::*

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-101737",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-22T17:25:54.119548Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
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                "description": "CWE-284 Improper Access Control",
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              }
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        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-22T17:33:26.985Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Oracle Java SE",
          "vendor": "Oracle Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "26.0.2"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:oracle:java_se:26.0.2:*:*:*:*:*:*:*",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Vulnerability in Oracle Java SE (component: Compiler).   The supported version that is affected is Oracle Java SE: 26.0.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.9 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
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      "problemTypes": [
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      "providerMetadata": {
        "dateUpdated": "2026-10-20T21:22:36.614Z",
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    "assignerShortName": "oracle",
    "cveId": "CVE-2026-101737",
    "datePublished": "2026-10-20T21:22:36.614Z",
    "dateReserved": "2026-09-28T15:40:09.503Z",
    "dateUpdated": "2026-10-22T17:33:26.985Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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