Vulnerability-Lookup

CVE-2026-50255 (GCVE-0-2026-50255)

Vulnerability from cvelistv5 – Published: 2026-06-16 05:03 – Updated: 2026-06-16 12:34

Summary

Incorrect default permissions issue exists in Optical Disc Archive Software for Windows 5.5.3 and earlier. If this vulnerability is exploited, arbitrary code may be executed with SYSTEM privileges.

Severity

6.7 (Medium)


                        
                          CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

5.4 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-16 12:34 UTC

CWE

CWE-276 - Incorrect default permissions

Assigner

jpcert jpcert root

References

2 references

URL	Tags
https://www.sony.com/electronics/support/software…
https://jvn.jp/en/jp/JVN79926428/

Impacted products

1 product

Vendor	Product	Version	CPE status
Sony Corporation	Optical Disc Archive Software for Windows	Affected: 5.5.3 and earlier	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-50255

Vulnerability from fkie_nvd - Published: 2026-06-16 06:16 - Updated: 2026-06-17 10:57

Severity

6.7 (Medium) - CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Summary

Incorrect default permissions issue exists in Optical Disc Archive Software for Windows 5.5.3 and earlier. If this vulnerability is exploited, arbitrary code may be executed with SYSTEM privileges.

References

	URL	Tags
	vultures@jpcert.or.jp	https://jvn.jp/en/jp/JVN79926428/
	vultures@jpcert.or.jp	https://www.sony.com/electronics/support/software/00403421

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Optical Disc Archive Software for Windows",
          "vendor": "Sony Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "5.5.3 and earlier"
            }
          ]
        }
      ],
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Incorrect default permissions issue exists in Optical Disc Archive Software for Windows 5.5.3 and earlier. If this vulnerability is exploited, arbitrary code may be executed with SYSTEM privileges."
    }
  ],
  "id": "CVE-2026-50255",
  "lastModified": "2026-06-17T10:57:40.430",
  "metrics": {
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        "cvssData": {
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
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        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9,
        "source": "vultures@jpcert.or.jp",
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      }
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          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
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GHSA-CMC3-2X49-GXRR

Vulnerability from github – Published: 2026-06-16 06:30 – Updated: 2026-06-16 06:30

Details

Incorrect default permissions issue exists in Optical Disc Archive Software for Windows 5.5.3 and earlier. If this vulnerability is exploited, arbitrary code may be executed with SYSTEM privileges.

Severity

6.7 (Medium)


                  
                    CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

5.4 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-50255"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-276"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-16T06:16:58Z",
    "severity": "MODERATE"
  },
  "details": "Incorrect default permissions issue exists in Optical Disc Archive Software for Windows 5.5.3 and earlier. If this vulnerability is exploited, arbitrary code may be executed with SYSTEM privileges.",
  "id": "GHSA-cmc3-2x49-gxrr",
  "modified": "2026-06-16T06:30:24Z",
  "published": "2026-06-16T06:30:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-50255"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/jp/JVN79926428"
    },
    {
      "type": "WEB",
      "url": "https://www.sony.com/electronics/support/software/00403421"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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"
    }
  ]
}

JVNDB-2026-000084

Vulnerability from jvndb - Published: 2026-06-16 05:01 - Updated:2026-06-16 05:01

Severity

6.7 (Medium) - cvssV3_0 - CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Summary

Improper file access permission settings in the installers for Optical Disc Archive Software for Windows

Details

Optical Disc Archive Software for Windows provided by Sony Corporation contains the following vulnerability.

Incorrect default permissions (CWE-276) - CVE-2026-50255

Kazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

References

Type

URL

	JVN	https://jvn.jp/en/jp/JVN79926428/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2026-50255
	No Mapping(CWE-Other)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

Sony Corporation

Optical Disc Archive Software

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-000084.html",
  "dc:date": "2026-06-16T14:01+09:00",
  "dcterms:issued": "2026-06-16T14:01+09:00",
  "dcterms:modified": "2026-06-16T14:01+09:00",
  "description": "Optical Disc Archive Software for Windows provided by Sony Corporation contains the following vulnerability.\u003ca href=\u0027https://cwe.mitre.org/data/definitions/276.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003cul\u003e\u003cli\u003eIncorrect default permissions (CWE-276) - CVE-2026-50255\u003c/li\u003e\u003c/ul\u003eKazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-000084.html",
  "sec:cpe": {
    "#text": "cpe:/a:sony:optical_disc_archive_software",
    "@product": "Optical Disc Archive Software",
    "@vendor": "Sony Corporation",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "6.7",
    "@severity": "Medium",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2026-000084",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN79926428/index.html",
      "@id": "JVN#79926428",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-50255",
      "@id": "CVE-2026-50255",
      "@source": "CVE"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Improper file access permission settings in the installers for Optical Disc Archive Software for Windows"
}

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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-50255 (GCVE-0-2026-50255)

FKIE_CVE-2026-50255

GHSA-CMC3-2X49-GXRR

JVNDB-2026-000084

Tags

Sightings

Nomenclature

Related by attack behaviour