Vulnerability-Lookup

GHSA-524G-F668-HJFV

Vulnerability from github – Published: 2026-04-30 21:30 – Updated: 2026-05-04 21:30

Details

CVE-2026-40951 is a memory corruption vulnerability on Secure Access Windows clients prior to 14.50. Attackers with local control of the Windows client can send malformed data to an API and trigger a denial of service.

Severity

5.5 (Medium)


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

6.8 (Medium)


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

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JSON

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    "CVE-2026-40951"
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    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-30T21:16:33Z",
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  "id": "GHSA-524g-f668-hjfv",
  "modified": "2026-05-04T21:30:23Z",
  "published": "2026-04-30T21:30:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40951"
    },
    {
      "type": "WEB",
      "url": "https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-40951"
    }
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  "schema_version": "1.4.0",
  "severity": [
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      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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"
    }
  ]
}

CVE-2026-40951 (GCVE-0-2026-40951)

Vulnerability from cvelistv5 – Published: 2026-04-30 20:22 – Updated: 2026-05-01 14:29

Title

Memory corruption in Secure Access Windows clients prior to 14.50

Summary

Severity

6.8 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-01 14:29 UTC

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

Absolute CNA under the mitre root

CNA scorecard D 59/100 over 29 records in the last 180 days details

References

1 reference

URL	Tags
https://www.absolute.com/platform/security-inform…

Impacted products

1 product

Vendor	Product	Version
Absolute Software	Secure Access	Affected: 0 , < 14.50 (custom)

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JSON

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                "id": "CVE-2026-40951",
                "options": [
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                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
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                "timestamp": "2026-05-01T14:29:02.301464Z",
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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.

Vulnerability timeline

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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.

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