CVE-2026-91107

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Source

https://cve.org/CVERecord?id=CVE-2026-91107

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-91107.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-91107

Published

2026-10-05T21:29:29Z

Modified

2026-10-28T02:30:23Z

Severity

9.3 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N CVSS Calculator

Summary

openSIS Classic 9.3 - Insecure Direct Object Reference (IDOR)

Details

openSIS Classic 9.3 allows an authenticated user with the built-in teacher role can select an arbitrary staff record through staff_id and cause the School Information update path to reset that selected account's password.

Database specific

{
    "cna_assigner":  "Fluid Attacks",
    "cwe_ids":  [
        "CWE-639"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91107.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "9.3"
                        },
                        {
                            "last_affected":  "9.3"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandaloneSingleVersion"
                }
            ]
        }
    ]
}

References

Affected packages

Git / github.com/os4ed/opensis-classic

Affected ranges

Type

GIT

Repo

https://github.com/os4ed/opensis-classic

Events

Introduced

Fixed

24bb530391a67c114cd4fe3dff65da7e070f5ed1

Database specific

Show details

{
    "extracted_events":  [
        {
            "range":  [
                {
                    "fixed":  "24bb530391a67c114cd4fe3dff65da7e070f5ed1"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

V7.*

V7.5

V7.6

V8.*

V8.0

V9.*

V9.0

V9.1

V9.2

Ver7.*

Ver7.0Prod_update

Ver7.0beta1

v7.*

v7.1

v7.2

v7.3

ver7.*

ver7.1

ver7.4

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-91107.json"