CVE-2026-111869 (GCVE-0-2026-111869)

Vulnerability from cvelistv5 – Published: 2026-10-18 02:45 – Updated: 2026-10-18 02:45
VLAI
Title
makeplane API Endpoint reliance on untrusted inputs in a security decision
Summary
A vulnerability was identified in makeplane plane up to 1.4.2. Impacted is an unknown function of the component API Endpoint. Such manipulation of the argument X-Forwarded-For leads to reliance on untrusted inputs in a security decision. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
Severity
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C
5.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C
CWE
  • CWE-807 - Reliance on Untrusted Inputs in a Security Decision
  • CWE-20 - Improper Input Validation
Assigner
VulDB CNA under the mitre root
CNA scorecard B 82/100 over 3913 records in the last 180 days details
References
URL Tags
https://vuldb.com/vuln/421581 vdb-entrytechnical-description
https://vuldb.com/vuln/421581/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-111869 third-party-advisory
https://vuldb.com/submit/1004923 third-party-advisory
https://vuldb.com/submit/1005105 third-party-advisory
https://github.com/makeplane/plane/issues/9913 exploitissue-tracking
https://github.com/makeplane/plane/ product
Impacted products
Vendor Product Version CPE status
makeplane plane Affected: 1.4.0
Affected: 1.4.1
Affected: 1.4.2
    cpe:2.3:a:plane:plane:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
ZAST.AI (VulDB User)
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:plane:plane:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "API Endpoint"
          ],
          "product": "plane",
          "vendor": "makeplane",
          "versions": [
            {
              "status": "affected",
              "version": "1.4.0"
            },
            {
              "status": "affected",
              "version": "1.4.1"
            },
            {
              "status": "affected",
              "version": "1.4.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "ZAST.AI (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was identified in makeplane plane up to 1.4.2. Impacted is an unknown function of the component API Endpoint. Such manipulation of the argument X-Forwarded-For leads to reliance on untrusted inputs in a security decision. It is possible to launch the attack remotely. The exploit is publicly available and might be used."
        }
      ],
      "metrics": [
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            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C",
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        },
        {
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            }
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      ],
      "providerMetadata": {
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
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          "name": "VDB-421581 | makeplane API Endpoint reliance on untrusted inputs in a security decision",
          "tags": [
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          "url": "https://vuldb.com/vuln/421581"
        },
        {
          "name": "VDB-421581 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/421581/cti"
        },
        {
          "name": "CVE-2026-111869 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-111869"
        },
        {
          "name": "Submit #1004923 | makeplane plane \u003c=1.4.2 Use of Less Trusted Source",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/1004923"
        },
        {
          "name": "Submit #1005105 | GitHub Plane Community Edition / Plane Self-Hosted v0.14-dev through v1.4.2 Unauthenticated User Enumeration with Authentication Rate-Limit (Duplicate)",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/1005105"
        },
        {
          "tags": [
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          ],
          "url": "https://github.com/makeplane/plane/issues/9913"
        },
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          "tags": [
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          "url": "https://github.com/makeplane/plane/"
        }
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          "time": "2026-10-17T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-10-17T11:36:30.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "makeplane API Endpoint reliance on untrusted inputs in a security decision",
      "x_generator": [
        "VulDB PVTS v202610"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-111869",
    "datePublished": "2026-10-18T02:45:15.572Z",
    "dateReserved": "2026-10-17T09:31:21.128Z",
    "dateUpdated": "2026-10-18T02:45:15.572Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
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      "date": "2026-10-19",
      "epss": "0.00543",
      "percentile": "0.44455"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "cpes": [
                  "cpe:2.3:a:plane:plane:*:*:*:*:*:*:*:*"
                ],
                "modules": [
                  "API Endpoint"
                ],
                "product": "plane",
                "vendor": "makeplane",
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                  {
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                    "version": "1.4.0"
                  },
                  {
                    "status": "affected",
                    "version": "1.4.1"
                  },
                  {
                    "status": "affected",
                    "version": "1.4.2"
                  }
                ]
              }
            ],
            "source": "cna@vuldb.com"
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        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
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          }
        ],
        "id": "CVE-2026-111869",
        "lastModified": "2026-10-18T03:16:30.107",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
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            }
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          "cvssMetricV31": [
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                "confidentialityImpact": "LOW",
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          "cvssMetricV40": [
            {
              "cvssData": {
                "Automatable": "NOT_DEFINED",
                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
                "attackComplexity": "LOW",
                "attackRequirements": "NONE",
                "attackVector": "NETWORK",
                "availabilityRequirement": "NOT_DEFINED",
                "baseScore": 5.5,
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                "confidentialityRequirement": "NOT_DEFINED",
                "exploitMaturity": "PROOF_OF_CONCEPT",
                "integrityRequirement": "NOT_DEFINED",
                "modifiedAttackComplexity": "NOT_DEFINED",
                "modifiedAttackRequirements": "NOT_DEFINED",
                "modifiedAttackVector": "NOT_DEFINED",
                "modifiedPrivilegesRequired": "NOT_DEFINED",
                "modifiedSubAvailabilityImpact": "NOT_DEFINED",
                "modifiedSubConfidentialityImpact": "NOT_DEFINED",
                "modifiedSubIntegrityImpact": "NOT_DEFINED",
                "modifiedUserInteraction": "NOT_DEFINED",
                "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
                "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
                "modifiedVulnIntegrityImpact": "NOT_DEFINED",
                "privilegesRequired": "NONE",
                "providerUrgency": "NOT_DEFINED",
                "subAvailabilityImpact": "NONE",
                "subConfidentialityImpact": "NONE",
                "subIntegrityImpact": "NONE",
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                "valueDensity": "NOT_DEFINED",
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                "version": "4.0",
                "vulnAvailabilityImpact": "NONE",
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                "vulnIntegrityImpact": "NONE",
                "vulnerabilityResponseEffort": "NOT_DEFINED"
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              "type": "Secondary"
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  }
}



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