# CVE-2026-124326: DataLinkDC Dinky Catalogue Upload CatalogueController.java file.getOriginalFilename path traversal

Status: published. Published: 2026-11-08. Updated: 2026-11-08.

A flaw has been found in DataLinkDC Dinky up to 1.2.5. Impacted is the function file.getOriginalFilename of the file CatalogueController.java of the component Catalogue Upload. Executing a manipulation of the argument filename can lead to path traversal. The attack can be executed remotely. The exploit has been published and may be used. The researcher claims to have submitted a GHSA on the repository of the project.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- DataLinkDC / Dinky: 1.2.0 (affected); 1.2.1 (affected); 1.2.2 (affected); 1.2.3 (affected); 1.2.4 (affected); 1.2.5 (affected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 5.3 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P; source: CNA: VulDB

- CVSS 3.1: 5.4 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 3.0: 5.4 (medium); CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 2.0: 5.5 (medium); AV:N/AC:L/Au:S/C:N/I:P/A:P/E:POC/RL:ND/RC:C; source: CNA: VulDB

- CVSS 4.0: 2.1 (low); CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/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: 5.4 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L; source: NVD: cna@vuldb.com

- CVSS 2.0: 5.5 (medium); AV:N/AC:L/Au:S/C:N/I:P/A:P; source: NVD: cna@vuldb.com

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-22

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://vuldb.com/vuln/432647 (CNA: VulDB; vdb-entry, technical-description)

- https://vuldb.com/vuln/432647/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-124326 (CNA: VulDB; third-party-advisory)

- https://vuldb.com/submit/1015958 (CNA: VulDB; third-party-advisory)

- https://github.com/DataLinkDC/dinky/security/advisories/GHSA-2jp7-3h24-h6r7 (CNA: VulDB; broken-link)

- https://github.com/DataLinkDC/dinky/ (CNA: VulDB; product)

- https://github.com/DataLinkDC/dinky/ (cna@vuldb.com)

- https://github.com/DataLinkDC/dinky/security/advisories/GHSA-2jp7-3h24-h6r7 (cna@vuldb.com)

- https://vuldb.com/cve/CVE-2026-124326 (cna@vuldb.com)

- https://vuldb.com/submit/1015958 (cna@vuldb.com)

- https://vuldb.com/vuln/432647 (cna@vuldb.com)

- https://vuldb.com/vuln/432647/cti (cna@vuldb.com)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-124326; retrieved 2026-11-08; source updated 2026-11-08

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-124326; retrieved 2026-11-08; source updated 2026-11-08

Revision: 92c46c8fbfeaa7aee70239e5069106ea92b00061c0e23f57fa0335bb61c94ad9

Canonical: https://y2.dev/cve/CVE-2026-124326

## 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.