# CVE-2026-121524: sumiie24 School-Management-System Public Search Feature parent_Login.php sql injection

Status: published. Published: 2026-11-03. Updated: 2026-11-04.

A flaw has been found in sumiie24 School-Management-System up to d946d649c7c95e101fc5679ecd91999533bb10d7. Affected by this issue is some unknown functionality of the file parent_Login.php of the component Public Search Feature. Executing a manipulation of the argument email can lead to sql injection. The attack may be performed from remote. The exploit has been published and may be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- sumiie24 / School-Management-System: d946d649c7c95e101fc5679ecd91999533bb10d7 (affected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 6.9 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P; source: CNA: VulDB

- CVSS 3.1: 7.3 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 3.0: 7.3 (high); CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 2.0: 7.5 (high); AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C; source: CNA: VulDB

- CVSS 4.0: 5.5 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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; source: NVD: cna@vuldb.com

- CVSS 3.1: 7.3 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L; source: NVD: cna@vuldb.com

- CVSS 2.0: 7.5 (high); AV:N/AC:L/Au:N/C:P/I:P/A:P; source: NVD: cna@vuldb.com

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-89, CWE-74

## Exploit evidence

- exploit: https://github.com/Sean-798/cve/issues/1 (CNA: VulDB)

## References

- https://vuldb.com/vuln/430289 (CNA: VulDB; vdb-entry, technical-description)

- https://vuldb.com/vuln/430289/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-121524 (CNA: VulDB; third-party-advisory)

- https://vuldb.com/submit/1019950 (CNA: VulDB; third-party-advisory)

- https://github.com/Sean-798/cve/issues/1 (CNA: VulDB; exploit, issue-tracking)

- https://github.com/Sean-798/cve/issues/1 (cna@vuldb.com)

- https://vuldb.com/cve/CVE-2026-121524 (cna@vuldb.com)

- https://vuldb.com/submit/1019950 (cna@vuldb.com)

- https://vuldb.com/vuln/430289 (cna@vuldb.com)

- https://vuldb.com/vuln/430289/cti (cna@vuldb.com)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-121524; retrieved 2026-11-04; source updated 2026-11-04

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-121524; retrieved 2026-11-04; source updated 2026-11-03

Revision: 62527c8930af5a0fe01e817fa9e816f34491ee5ece0a0ba31c433e52a5dd1491

Canonical: https://y2.dev/cve/CVE-2026-121524

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.