Vulnerability-Lookup

CVE-2026-18648 (GCVE-0-2026-18648)

Vulnerability from cvelistv5 – Published: 2026-08-03 21:00 – Updated: 2026-08-05 14:23

Title

Blix Email Blue Mail Calendar App react-native-receive-sharing-intent FileDirectory.getFileFromUri path traversal

Summary

A vulnerability was detected in Blix Email Blue Mail Calendar App 2.2.305. Impacted is the function FileDirectory.getDataColumn/FileDirectory.getFileFromUri of the component react-native-receive-sharing-intent. The manipulation of the argument _display_name results in path traversal. The attack is only possible with local access. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

4.8 (Medium)


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

5.3 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

5.3 (Medium)


                        
                          CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-22 - Path Traversal

Assigner

VulDB

References

5 references

URL	Tags
https://vuldb.com/vuln/385567	vdb-entrytechnical-description
https://vuldb.com/vuln/385567/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18648	third-party-advisory
https://vuldb.com/submit/855049	third-party-advisory
https://github.com/actuator/me.bluemail.mail	exploit

Impacted products

1 product

Vendor	Product	Version
Blix	Email Blue Mail Calendar App	Affected: 2.2.305 cpe:2.3:a:blix:email_blue_mail_calendar_app::::::::

Credits

Actuator (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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}

FKIE_CVE-2026-18648

Vulnerability from fkie_nvd - Published: 2026-08-03 21:16 - Updated: 2026-08-05 15:16

Severity

5.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/actuator/me.bluemail.mail
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-18648
	cna@vuldb.com	https://vuldb.com/submit/855049
	cna@vuldb.com	https://vuldb.com/vuln/385567
	cna@vuldb.com	https://vuldb.com/vuln/385567/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-18648",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-05T14:23:04.173178Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-03T21:16:37.797",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/actuator/me.bluemail.mail"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-18648"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/855049"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/385567"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/385567/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-FMX4-2VWR-8CFW

Vulnerability from github – Published: 2026-08-03 21:31 – Updated: 2026-08-03 21:31

Details

Severity

5.3 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

1.9 (Low)


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

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2026-18648"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-03T21:16:37Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was detected in Blix Email Blue Mail Calendar App 2.2.305. Impacted is the function FileDirectory.getDataColumn/FileDirectory.getFileFromUri of the component react-native-receive-sharing-intent. The manipulation of the argument _display_name results in path traversal. The attack is only possible with local access. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-fmx4-2vwr-8cfw",
  "modified": "2026-08-03T21:31:38Z",
  "published": "2026-08-03T21:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18648"
    },
    {
      "type": "WEB",
      "url": "https://github.com/actuator/me.bluemail.mail"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-18648"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/855049"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/385567"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/385567/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

CVE-2026-18648 (GCVE-0-2026-18648)

FKIE_CVE-2026-18648

GHSA-FMX4-2VWR-8CFW

Tags

Sightings

Nomenclature