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vulnerability

CVE-2025-4008

8.8
High
KEV · Exploited in wildEPSS 93%Patch available

The Meteobridge web interface let meteobridge administrator manage their weather station data collection and administer their meteobridge system through a web application written in CGI shell scripts and C. This web interface exposes an endpoint that is vulnerable to command injection. Remote unauthenticated attackers can gain arbitrary command execution with elevated privileges ( root ) on affected devices.

exploited
Yes, in CISA KEV since 2 Oct 2025fix by 23 Oct 2025 (CISA deadline for US federal agencies)
fix
Patch available see the advisory in the references
likelihood
EPSS 93.3%
Published 21 May 2025Analysed here 2 Nov 2026

do firstApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

triage
server-sideruntimeWAF can block: partlyAV · adjacent networkCWE-77· Command InjectionCWE-306· Missing Authentication

Can a WAF block it? Partly. Command injection puts shell syntax into the request. WAF rules catch common shell commands but miss encoded or unusual payloads.

Also consider: input validation · RASP · patch

Based on the weakness type only; no CVE-specific evidence yet. We check Cloudflare, AWS, Google Cloud Armor and Azure; for Akamai, Imperva, Fastly, F5, ask your vendor.

cvss vector
attack vectoradjacentattack complexitylowprivileges requirednoneuser interactionnonescopeunchangedconfidentialityhighintegrityhighavailabilityhigh
CVSS 3.1 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
common questions

Is CVE-2025-4008 being exploited?

Yes. CVE-2025-4008 appears in CISA's Known Exploited Vulnerabilities catalog, which means exploitation in the wild has been confirmed and reported. Treat it as active rather than theoretical, and patch it ahead of higher-scoring vulnerabilities that carry no exploitation evidence.

How severe is CVE-2025-4008?

CVE-2025-4008 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2025-4008?

Yes. A fix has been recorded for CVE-2025-4008. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2025-4008 affect?

CVE-2025-4008 affects smartbedded:meteobridge_vm, smartbedded:meteobridge_firmware. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
smartbedded:meteobridge_vmsmartbedded:meteobridge_firmware
affected versions
Smartbedded MeteoBridge
  • affected<= 6.1

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

public exploits

Detection templates only, no public exploit found: 1 Nuclei template

Nuclei

Listed so you can judge urgency, not as a recommendation to run anything. GitHub “proofs of concept” are unvetted: some are fake or carry malware. Exploit-DB marks the entries its staff verified.

cisa ssvc

exploitation
active
automatable
yes
technical impact
total

Assessed by CISA 2 Oct 2025 (SSVC 2.0.3).

timeline

  1. 21 May 2025Published
  2. 2 Oct 2025Added to CISA KEV (exploited in the wild) · 133 days (about 4 months) later
  3. 2 Oct 2025CISA SSVC assessment: exploitation active · same day later
  4. 23 Oct 2025CISA remediation due date (US federal agencies) · 21 days later
  5. 26 Feb 2026CVE record last updated · 127 days (about 4 months) later
  6. 2 Nov 2026Analysed by vulneraibility.com · 249 days (about 8 months) later
how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
3 references in the CVE record: 2 advisories, 1 link
  • Advisoryonekey.com /resource/security-advisory-remote-command-execution-on-smartbedded-meteobridge-
  • Advisoryforum.meteohub.de /viewtopic.php?t=18687
  • Linkcisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-4008

sources

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