Vulnerability-Lookup

GHSA-56R8-2CMQ-4V45

Vulnerability from github – Published: 2026-04-14 12:31 – Updated: 2026-04-14 12:31

Details

Improper neutralization of argument delimiters in a command ('argument injection') vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.

Severity ?

9.0 (Critical)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-2449"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-88"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-14T12:16:21Z",
    "severity": "CRITICAL"
  },
  "details": "Improper neutralization of argument delimiters in a command (\u0027argument injection\u0027) vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.",
  "id": "GHSA-56r8-2cmq-4v45",
  "modified": "2026-04-14T12:31:29Z",
  "published": "2026-04-14T12:31:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-2449"
    },
    {
      "type": "WEB",
      "url": "https://support.upkeeper.se/hc/en-us/articles/26783425404444-CVE-2026-2449-Improper-neutralization-of-argument-delimiters-in-a-command"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-2449 (GCVE-0-2026-2449)

Vulnerability from cvelistv5 – Published: 2026-04-14 11:56 – Updated: 2026-04-14 13:14

Summary

Severity ?

9 (Critical)


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

CWE

CWE-88 - Improper neutralization of argument delimiters in a command ('argument injection')

Assigner

upKeeper

References

URL

Tags

https://support.upkeeper.se/hc/en-us/articles/267…

Impacted products

	Vendor	Product	Version
	upKeeper Solutions	upKeeper Instant Privilege Access	Affected: 0 , ≤ 1.5.0 (semver)

Credits

Tony Nilsson

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-2449",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-14T13:02:37.257685Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-14T13:14:16.593Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "upKeeper Instant Privilege Access",
          "vendor": "upKeeper Solutions",
          "versions": [
            {
              "lessThanOrEqual": "1.5.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Tony Nilsson"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper neutralization of argument delimiters in a command (\u0027argument injection\u0027) vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.\u003cp\u003eThis issue affects upKeeper Instant Privilege Access: through 1.5.0.\u003c/p\u003e"
            }
          ],
          "value": "Improper neutralization of argument delimiters in a command (\u0027argument injection\u0027) vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-30",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-30 Hijacking a Privileged Thread of Execution"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "HIGH",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9,
            "baseSeverity": "CRITICAL",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-88",
              "description": "CWE-88 Improper neutralization of argument delimiters in a command (\u0027argument injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-14T11:57:23.354Z",
        "orgId": "80f39f49-2521-4ee7-9e17-af5d55e8032f",
        "shortName": "upKeeper"
      },
      "references": [
        {
          "url": "https://support.upkeeper.se/hc/en-us/articles/26783425404444-CVE-2026-2449-Improper-neutralization-of-argument-delimiters-in-a-command"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 1.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "80f39f49-2521-4ee7-9e17-af5d55e8032f",
    "assignerShortName": "upKeeper",
    "cveId": "CVE-2026-2449",
    "datePublished": "2026-04-14T11:56:04.741Z",
    "dateReserved": "2026-02-13T09:53:46.219Z",
    "dateUpdated": "2026-04-14T13:14:16.593Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-56R8-2CMQ-4V45

CVE-2026-2449 (GCVE-0-2026-2449)

Tags

Sightings

Nomenclature