CVE-2026-96676

Description

A vulnerability was identified in Fast FAC1900R 20190827_2.0.2. The impacted element is the function get_alias_name of the component uhttpd. Such manipulation leads to stack-based buffer overflow. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Overview

State: PUBLISHED
Assigner (CNA): VulDB
CVSS severity: MEDIUM
CVSS score: 5.3 / 10
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Effective score: 5.3 / 10 MEDIUM source: CNA overview
CWE(s): CWE-121, CWE-119
Reserved: 2026-09-23
Published: 2026-09-23 22:30 UTC
Last updated: 2026-09-23 22:30 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/96xxx/CVE-2026-96676.json

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-23 23:18:49 UTC
NVD last modified: 2026-09-23 23:18:49 UTC
NVD CVSS v3.1: 6.3 / 10 MEDIUM source: cna@vuldb.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Exploitability subscore: 2.8 / 10
Impact subscore: 3.4 / 10

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-2026-85726
Assigner: VulDB
Published: Sep 23, 2026, 10:30:09 PM
Updated: Sep 23, 2026, 10:30:09 PM
EUVD base score (CVSS 4.0): 5.3 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EUVD-reported EPSS: 0.0000
Vendors: Fast
Products: FAC1900R (20190827_2.0.2)
Aliases: GHSA-mh53-74jr-297q

ENISA description: A vulnerability was identified in Fast FAC1900R 20190827_2.0.2. The impacted element is the function get_alias_name of the component uhttpd. Such manipulation leads to stack-based buffer overflow. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

EUVD references (5)

Affected products (1)

Vendor	Product	Versions	Platforms
Fast	FAC1900R	`20190827_2.0.2` (affected)	—

Vendor references (5)

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

VDB-408999 | Fast FAC1900R uhttpd get_alias_name stack-based overflow vdb-entrytechnical-description
VDB-408999 | CTI Indicators (IOB, IOC, IOA) signaturepermissions-required
CVE-2026-96676 | CVE Analysis and Report third-party-advisory
Submit #902770 | Fast FAC1900R 20190827_2.0.2 Stack-based Buffer Overflow third-party-advisory
https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/vul-find-FAST_FAC1900R-devDiscoverNotify exploit

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.

NVD-tagged references (5)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/vul-find-FAST_FAC1900R-devDiscoverNotify cna@vuldb.com
https://vuldb.com/cve/CVE-2026-96676 cna@vuldb.com
https://vuldb.com/submit/902770 cna@vuldb.com
https://vuldb.com/vuln/408999 cna@vuldb.com
https://vuldb.com/vuln/408999/cti cna@vuldb.com

Remediations (10)

CVE-2026-69676 - Vulnerability Details - OpenCVE

web:app.opencve.io

Remediation No vendor fix or workaround currently provided. OpenCVE Recommended Actions Install the Microsoft security update released for CVE‑2026‑69676 on all affected Windows 10, 11, and Windows Server machines. Apply any additional cumulative updates that address Kerberos or authentication functions to reinforce the fix .

2026-09-24 11:44 UTC
Security Update Guide - Microsoft

web:msrc.microsoft.com

The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.

2026-09-24 11:44 UTC
Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva

web:senserva.com

Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

2026-09-24 11:44 UTC
Description of the security update for Office 2016: August 11, 2026 ...

web:support.microsoft.com

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home. (See What version of Office am I using?) How to get and install the update Method 1: Microsoft Update This update is available from Microsoft Update. When you turn on ...

2026-09-24 11:44 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.

2026-09-24 11:44 UTC
CVE-2026-69676 - vulnerability database | Vulners.com

web:vulners.com

CVE - 2026 -69676 is an authentication bypass by capture-replay vulnerability in Windows Kerberos that allows an authorized attacker to achieve remote code execution over a network. The underlying mechanism involves replaying captured Kerberos authen...

2026-09-24 11:44 UTC
September 2026 Patch Tuesday Shatters Microsoft's Record With 966 ...

web:windowsreport.com

Microsoft's September 2026 Patch Tuesday fixes a record 966 security vulnerabilities, including two zero-days that attackers are actively exploiting. Microsoft has released Patch Tuesday updates for Windows 11 alongside Windows 10 KB5122878, delivering what appears to be the company's largest Patch Tuesday security release to date.

2026-09-24 11:44 UTC
Patch Tuesday September 2026: CVE Analysis | Automox

web:www.automox.com

September 2026 Patch Tuesday ships a record 973 CVEs , led by two exploited elevation of privilege bugs in the Windows Update Stack and ALPC. Plus unauthenticated RCE in DNS and Remote Desktop Services, a SQL Copilot read-only bypass, and an Outlook Reading Pane RCE.

2026-09-24 11:44 UTC
DSA-2026-309: Security Update for Dell Command | Update for Multiple ...

web:www.dell.com

Dell Command | Update remediation is available for multiple security vulnerabilities that could be exploited by malicious users to compromise affected systems.

2026-09-24 11:44 UTC
Oracle Critical Patch Update Advisory - July 2026

web:www.oracle.com

This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

2026-09-24 11:44 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-96676.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:fast:fac1900r:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "uhttpd"
          ],
          "product": "FAC1900R",
          "vendor": "Fast",
          "versions": [
            {
              "status": "affected",
              "version": "20190827_2.0.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "xiaobor123 (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was identified in Fast FAC1900R 20190827_2.0.2. The impacted element is the function get_alias_name of the component uhttpd. Such manipulation leads to stack-based buffer overflow. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 6.5,
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "Stack-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-23T22:30:09.957Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-408999 | Fast FAC1900R uhttpd get_alias_name stack-based overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/408999"
        },
        {
          "name": "VDB-408999 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/408999/cti"
        },
        {
          "name": "CVE-2026-96676 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-96676"
        },
        {
          "name": "Submit #902770 | Fast FAC1900R 20190827_2.0.2 Stack-based Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/902770"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/vul-find-FAST_FAC1900R-devDiscoverNotify"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-09-23T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-09-23T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-09-23T17:25:11.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Fast FAC1900R uhttpd get_alias_name stack-based overflow",
      "x_generator": [
        "VulDB PVTS v202609"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-96676",
    "datePublished": "2026-09-23T22:30:09.957Z",
    "dateReserved": "2026-09-23T15:20:06.880Z",
    "dateUpdated": "2026-09-23T22:30:09.957Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}