CVE-2026-94535

Description

lamp-cloud through 5.10.0 contains an authorization bypass vulnerability in the deleteMyNotice endpoint that allows authenticated users to delete other users' notifications. Attackers can call the DELETE /anyone/extendNotice/deleteMyNotice endpoint with arbitrary notice IDs to permanently remove notifications belonging to other users without recipient validation.

Overview

State: PUBLISHED
Assigner (CNA): VulnCheck
CVSS severity: HIGH
CVSS score: 7.1 / 10
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Effective score: 7.1 / 10 HIGH source: CNA overview
CWE(s): CWE-639
Reserved: 2026-09-21
Published: 2026-09-21 21:28 UTC
Last updated: 2026-09-21 21:28 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/94xxx/CVE-2026-94535.json
Linked Threat: CVE-2026-94535 — lamp-cloud through 5.10.0 Unauthorized Notification Deletion

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: 2026-09-21 22:17:00 UTC
NVD last modified: 2026-09-21 22:17:00 UTC
NVD CVSS v3.1: 7.1 / 10 HIGH source: disclosure@vulncheck.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Exploitability subscore: 2.8 / 10
Impact subscore: 4.2 / 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-2026-84209
Assigner: VulnCheck
Published: Sep 21, 2026, 9:28:14 PM
Updated: Sep 22, 2026, 1:28:50 PM
EUVD base score (CVSS 4.0): 7.1 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
EUVD-reported EPSS: 0.0000
Vendors: dromara
Products: lamp-cloud (0 ≤5.10.0)
Aliases: GHSA-ch7p-78m2-fq4j

ENISA description: lamp-cloud through 5.10.0 contains an authorization bypass vulnerability in the deleteMyNotice endpoint that allows authenticated users to delete other users' notifications. Attackers can call the DELETE /anyone/extendNotice/deleteMyNotice endpoint with arbitrary notice IDs to permanently remove notifications belonging to other users without recipient validation.

EUVD references (4)

Affected products (1)

Vendor	Product	Versions	Platforms
dromara	lamp-cloud	`0` (affected)	—

Vendor references (4)

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

Proof of concept exploit
Vulnerable code technical-description
https://github.com/dromara/lamp-cloud product
VulnCheck Advisory: lamp-cloud through 5.10.0 Unauthorized Notification Deletion third-party-advisory

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 (4)

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/LinYuanyi1/cve-request-poc/blob/master/lamp/poc-04-anyone-notice-delete-bola.py disclosure@vulncheck.com
https://github.com/dromara/lamp-cloud disclosure@vulncheck.com
https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-base/lamp-base-biz/src/main/java/top/tangyh/lamp/msg/service/impl/ExtendNoticeServiceImpl.java#L45-L63 disclosure@vulncheck.com
https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.0-unauthorized-notification-deletion disclosure@vulncheck.com

Remediations (10)

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

July 2026 Critical Patch Update Released | security - Oracle Blogs

web:blogs.oracle.com

For more information about the Critical Patch Update program, see the security vulnerability remediation practices page located on the Oracle Trust Center.

2026-09-22 16:45 UTC
August 2026 cumulative update - .NET Framework | Microsoft Learn

web:learn.microsoft.com

This update installs the complete .NET Framework 3.5 product for Windows 11, version 26H1 (build version 28000) and newer. Unlike traditional cumulative updates that patch individual components, this update delivers the full .NET Framework 3.5 product as a standalone installer. It replaces any previously installed version.

2026-09-22 16:45 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.

2026-09-22 16:45 UTC
Security Update Guide - Microsoft Security Response Center

web:msrc.microsoft.com

Access Microsoft Security Response Center's guide to address vulnerabilities, manage security risks, and keep your systems protected with the latest updates.

2026-09-22 16:45 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.

2026-09-22 16:45 UTC
Oracle's first monthly patch release fixes 35 flaws, including 11 rated ...

web:www.csoonline.com

Oracle has released the first security fixes in its new monthly Critical Security Patch Update (CSPU) cycle, designed to address urgent vulnerabilities that can't wait for the company's ...

2026-09-22 16:45 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

2026-09-22 16:45 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.

2026-09-22 16:45 UTC
CVE-2026-94535: dromara lamp-cloud: lamp-cloud through 5.10.0 ... - Rapid7

web:www.rapid7.com

CVE-2026-94535 : dromara lamp-cloud: lamp-cloud through 5.10.0 contains an authorization bypass vulnerability in the deleteMyNotice endpoint that allows…. View severity, references, and remediation details from Rapid7.

2026-09-22 16:45 UTC
CVE-2026-94535 | Tenable®

web:www.tenable.com

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N

2026-09-22 16:45 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-94535.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:github/dromara/lamp-cloud",
          "product": "lamp-cloud",
          "repo": "https://github.com/dromara/lamp-cloud",
          "vendor": "dromara",
          "versions": [
            {
              "lessThanOrEqual": "5.10.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Mingsheng Lin"
        }
      ],
      "datePublic": "2026-09-19T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "lamp-cloud through 5.10.0 contains an authorization bypass vulnerability in the deleteMyNotice endpoint that allows authenticated users to delete other users' notifications. Attackers can call the DELETE /anyone/extendNotice/deleteMyNotice endpoint with arbitrary notice IDs to permanently remove notifications belonging to other users without recipient validation."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
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            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
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            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "LOW",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "HIGH"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-21T21:28:14.554Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "Proof of concept",
          "tags": [
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          ],
          "url": "https://github.com/LinYuanyi1/cve-request-poc/blob/master/lamp/poc-04-anyone-notice-delete-bola.py"
        },
        {
          "name": "Vulnerable code",
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        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/dromara/lamp-cloud"
        },
        {
          "name": "VulnCheck Advisory: lamp-cloud through 5.10.0 Unauthorized Notification Deletion",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.0-unauthorized-notification-deletion"
        }
      ],
      "title": "lamp-cloud through 5.10.0 Unauthorized Notification Deletion",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
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    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-94535",
    "datePublished": "2026-09-21T21:28:14.554Z",
    "dateReserved": "2026-09-21T18:25:19.024Z",
    "dateUpdated": "2026-09-21T21:28:14.554Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}