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CVE-2026-67861

📛 CVE Title

CVE-2026-67861

⬇ Download JSON ⚠ View as Threat

Description

An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via the UA_Client_getRemoteDataTypes component

Overview

State
PUBLISHED
Assigner (CNA)
mitre
CVSS severity
HIGH
CVSS score
CVSS 7.5 / 10 7.5 7.5 / 10
CVSS vector
CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N
Effective score
7.5 / 10 HIGH source: CNA overview
CWE(s)
—
Reserved
2026-07-30
Published
2026-08-04 00:00 UTC
Last updated
2026-08-04 21:35 UTC
Source
https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/67xxx/CVE-2026-67861.json
Linked Threat
CVE-2026-67861 — CVE-2026-67861

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID
EUVD-2026-52963

EUVD enrichment is queued; refresh the page in a few seconds.

Affected products (1)
VendorProductVersionsPlatforms
n/a n/a n/a (affected) —

Vendor references (3)

References embedded in the original CVE record by the assigning CNA.

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

Remediations (10)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

  • NVD - cve-2026-17861
    web:nvd.nist.gov

    Description Insufficient validation of untrusted input in Updater in Google Chrome prior to 151..7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

    2026-08-06 01:15 UTC
  • Cisco Security Advisory: Cisco Advance Notification for Publication of ...
    web:sec.cloudapps.cisco.com

    To fully remediate the vulnerabilities that were disclosed on August 5, 2026 , Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the Foundation: A Predictable, Customer-Focused Response to AI-Accelerated Vulnerability Discovery.

    2026-08-06 01:15 UTC
  • About the security content of iOS 26.6 and iPadOS 26.6
    web:support.apple.com

    This document describes the security content of iOS 26.6 and iPadOS 26.6.

    2026-08-06 01:15 UTC
  • SAP Security Patch Day - February 2026
    web:support.sap.com

    SAP security Patch Day Bulletin This post shares the information on security notes that remediate vulnerabilities discovered in SAP products. SAP strongly recommends that the customer visits the Support Portal and applies patches on priority to protect their SAP landscape. On 10th of February 2026 , SAP security patch day saw the release of 26 new security notes. Further, there was 1 update to ...

    2026-08-06 01:15 UTC
  • SAP Security Patch Day - June 2026
    web:support.sap.com

    SAP security Patch Day Bulletin This post shares the information on security notes that remediate vulnerabilities discovered in SAP products. SAP strongly recommends that the customer visits the support portal and applies patches on priority to protect their SAP landscape. On 9th of June 2026 , SAP security patch day saw the release of 15 new security notes.

    2026-08-06 01:15 UTC
  • Addressing Exchange Server May 2026 vulnerability CVE-2026-42897
    web:techcommunity.microsoft.com

    We wanted to tell you how to address the Exchange Server May 2026 vulnerability CVE - 2026 -42897.

    2026-08-06 01:15 UTC
  • Oracle Critical Security Patch Update Advisory - June 2026
    web:www.oracle.com

    Additional CVEs addressed are: The patch for CVE - 2026 -34481 also addresses CVE - 2026 -34477, CVE - 2026 -34478, CVE - 2026 -34479, and CVE - 2026 -34480. Oracle Fusion Middleware Risk Matrix This Critical Security Patch Update contains 106 new security patches for Oracle Fusion Middleware. 53 of these vulnerabilities may be remotely exploitable without authentication, i.e., may be exploited over a ...

    2026-08-06 01:15 UTC
  • Patch Tuesday - June 2026 - Rapid7
    web:www.rapid7.com

    Microsoft is publishing 200 vulnerabilities on June 2026 Patch Tuesday, including an HTTP/2 denial of service vulnerability and an elevation of privilege vulnerability in PowerToys.

    2026-08-06 01:15 UTC
  • July 2026 Patch Tuesday: Largest Patch Tuesday 569 CVEs - Tenable
    web:www.tenable.com

    Microsoft patched 569 CVEs in July 2026 , the largest Patch Tuesday release in its history. 56 critical CVEs patched including three zero-day vulnerabilities.

    2026-08-06 01:15 UTC
  • The July 2026 Apple Security Update Review - Zero Day Initiative
    web:www.zerodayinitiative.com

    Welcome to our monthly look at Apple security patches. This release shows that Apple is not immune to the bug apocalypse that is impacting other vendors. Last month, they released 37 unique CVEs compare to this month's 210. Quite a jump. For July 2026 , Apple released 210 unique CVEs across iOS/iPad

    2026-08-06 01:15 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-67861.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via the UA_Client_getRemoteDataTypes component"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-04T21:35:15.403Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/open62541/open62541/issues/8140"
        },
        {
          "url": "https://raw.githubusercontent.com/open62541/open62541/v1.5.5/examples/custom_datatype/client_types_custom.c"
        },
        {
          "url": "https://raw.githubusercontent.com/open62541/open62541/v1.5.5/src/client/ua_client_util.c"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2026-67861",
    "datePublished": "2026-08-04T00:00:00.000Z",
    "dateReserved": "2026-07-30T00:00:00.000Z",
    "dateUpdated": "2026-08-04T21:35:15.403Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}