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CVE-2026-91486

Status: Awaiting AnalysisMedium (4.4)—
Severity4.4Medium · CVSS 3.1
Exploitation probability0.10 %higher than 1% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Vulnerability in the PeopleSoft Enterprise FIN General Ledger Brazil product of Oracle PeopleSoft (component: General Ledger). The supported version that is affected is 9.1. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where PeopleSoft Enterprise FIN General Ledger Brazil executes to compromise PeopleSoft Enterprise FIN General Ledger Brazil.

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Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PeopleSoft Enterprise FIN General Ledger Brazil accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PeopleSoft Enterprise FIN General Ledger Brazil. CVSS 3.1 Base Score 4.4 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L).

CVSS

Base score
4.4
Version
3.1
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.10 %
Percentile among all scored CVEs
1
Score date
10/21/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

Vector AV:L/PR:L/UI:N: atacante con privilegios bajos y acceso local sin interacción; el texto describe modificación, inserción o borrado de datos y DoS parcial.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

ATT&CK mitigations that cover these techniques

Threat Intelligence ProgramRestrict File and Directory PermissionsRemote Data StorageNetwork SegmentationFilter Network TrafficExecution Prevention

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Oracle — Peoplesoft Enterprise FIN General Ledger BrazilAI

References

Show 1 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-91486",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "secalert_us@oracle.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.4,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "secalert_us@oracle.com",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "PeopleSoft Enterprise FIN General Ledger Brazil",
          "versions": [
            {
              "status": "affected",
              "version": "9.1",
              "versionType": "semver"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-10-20T22:20:53.037",
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpuoct2026.html",
      "source": "secalert_us@oracle.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the PeopleSoft Enterprise FIN General Ledger Brazil product of Oracle PeopleSoft (component: General Ledger).   The supported version that is affected is 9.1. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where PeopleSoft Enterprise FIN General Ledger Brazil executes to compromise PeopleSoft Enterprise FIN General Ledger Brazil.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of PeopleSoft Enterprise FIN General Ledger Brazil accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PeopleSoft Enterprise FIN General Ledger Brazil. CVSS 3.1 Base Score 4.4 (Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L)."
    }
  ],
  "lastModified": "2026-10-21T18:44:55.490",
  "sourceIdentifier": "secalert_us@oracle.com"
}