Vulnerability-Lookup

CVE-2026-63427 (GCVE-0-2026-63427)

Vulnerability from cvelistv5 – Published: 2026-09-10 21:00 – Updated: 2026-09-15 03:56

Summary

An authentication bypass vulnerability was discovered in Lenovo Software Fix that could allow a local authenticated user to perform arbitrary code execution with elevated privileges.

Severity

8.5 (High)


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

7.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-14 00:00 UTC

CWE

CWE-290 - Authentication Bypass by Spoofing

Assigner

lenovo mitre root

References

2 references

URL	Tags
https://support.lenovo.com/us/en/product_security…	vendor-advisory
https://support.lenovo.com/us/en/downloads/ds1012…	productpatch

Impacted products

1 product

Vendor	Product	Version	CPE status
Lenovo	Software Fix	Affected: 0 , < 7.6.2.10 (custom) cpe:2.3:a:lenovo:software_fix::::::::

Credits

Lenovo thanks Quy Nguyen (@quynx9) for reporting this vulnerability.

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-63427

Vulnerability from fkie_nvd - Published: 2026-09-10 21:17 - Updated: 2026-09-15 04:18

Severity

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

An authentication bypass vulnerability was discovered in Lenovo Software Fix that could allow a local authenticated user to perform arbitrary code execution with elevated privileges.

References

	URL	Tags
	psirt@lenovo.com	https://support.lenovo.com/us/en/downloads/ds101291-rescue-and-smart-assistant-lmsa
	psirt@lenovo.com	https://support.lenovo.com/us/en/product_security/LEN-217409

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "defaultStatus": "unaffected",
          "product": "Software Fix",
          "vendor": "Lenovo",
          "versions": [
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        "impactScore": 5.9,
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      "url": "https://support.lenovo.com/us/en/downloads/ds101291-rescue-and-smart-assistant-lmsa"
    },
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}

GHSA-GPC6-X93J-GXGM

Vulnerability from github – Published: 2026-09-10 21:31 – Updated: 2026-09-10 21:31

Details

An authentication bypass vulnerability was discovered in Lenovo Software Fix that could allow a local authenticated user to perform arbitrary code execution with elevated privileges.

Severity

7.8 (High)


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

8.5 (High)


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

Show details on source website

JSON

To clipboard

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  "affected": [],
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    "github_reviewed_at": null,
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  },
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  "id": "GHSA-gpc6-x93j-gxgm",
  "modified": "2026-09-10T21:31:38Z",
  "published": "2026-09-10T21:31:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-63427"
    },
    {
      "type": "WEB",
      "url": "https://support.lenovo.com/us/en/downloads/ds101291-rescue-and-smart-assistant-lmsa"
    },
    {
      "type": "WEB",
      "url": "https://support.lenovo.com/us/en/product_security/LEN-217409"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/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"
    }
  ]
}

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-2026-63427 (GCVE-0-2026-63427)

FKIE_CVE-2026-63427

GHSA-GPC6-X93J-GXGM

Tags

Sightings

Nomenclature

Related by attack behaviour