Vulnerability-Lookup

CVE-2026-18858 (GCVE-0-2026-18858)

Vulnerability from cvelistv5 – Published: 2026-09-04 16:09 – Updated: 2026-09-08 17:16

Title

IBM i is Affected By Obtaining Sensitive Information Vulnerability in OpenSSH []

Summary

IBM i 7.6, and 7.5 could allow a local authenticated attacker to obtain information from a privileged file when using SSH.

Severity

3.3 (Low)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-08 17:16 UTC

CWE

CWE-267 - Privilege Defined With Unsafe Actions

Assigner

ibm mitre root

References

1 reference

URL	Tags
https://www.ibm.com/support/pages/node/7285938	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version	CPE status
IBM	i	Affected: 7.6 Affected: 7.5 cpe:2.3:a:ibm:i:7.6:::::::* cpe:2.3:a:ibm:i:7.6.0:::::::* cpe:2.3:a:ibm:i:7.5:::::::* cpe:2.3:a:ibm:i:7.5.0:::::::*

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-18858

Vulnerability from fkie_nvd - Published: 2026-09-04 16:17 - Updated: 2026-09-08 21:37

Severity

3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Summary

IBM i 7.6, and 7.5 could allow a local authenticated attacker to obtain information from a privileged file when using SSH.

References

	URL	Tags
	psirt@us.ibm.com	https://www.ibm.com/support/pages/node/7285938	Patch, Vendor Advisory

Impacted products

	Vendor	Product	Version
	ibm	i	7.5
	ibm	i	7.6

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*",
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            "cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*"
          ],
          "product": "i",
          "vendor": "IBM",
          "versions": [
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              "version": "7.6"
            },
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  "lastModified": "2026-09-08T21:37:00.200",
  "metrics": {
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  "vulnStatus": "Analyzed",
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}

GHSA-7QXF-JVWJ-CMGQ

Vulnerability from github – Published: 2026-09-04 18:31 – Updated: 2026-09-04 18:31

Details

IBM i 7.6, and 7.5 could allow a local authenticated attacker to obtain information from a privileged file when using SSH.

Severity

3.3 (Low)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-18858"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-267"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-04T16:17:21Z",
    "severity": "LOW"
  },
  "details": "IBM i 7.6, and 7.5 could allow a local authenticated attacker to obtain information from a privileged file when using SSH.",
  "id": "GHSA-7qxf-jvwj-cmgq",
  "modified": "2026-09-04T18:31:20Z",
  "published": "2026-09-04T18:31:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18858"
    },
    {
      "type": "WEB",
      "url": "https://www.ibm.com/support/pages/node/7285938"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

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-2026-18858 (GCVE-0-2026-18858)

FKIE_CVE-2026-18858

GHSA-7QXF-JVWJ-CMGQ

Tags

Sightings

Nomenclature

Related by attack behaviour