CVE-2025-45422

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-07-09. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Incorrect access control in Proximus b-box v8c.725A allows authenticated attackers to bypass normal restrictions and make arbitrary changes to port forwarding rules.

CVSS v3
8.1
EG Score
8.1(high)
EG Risk
37(Track)
EG Risk 37/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
30%
KEV
Not listed

Published

July 9, 2026

Last Modified

July 10, 2026

Advisory Details (2)

Auto-updated Jul 10, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

GitHub - Cedrico03/CVE-2025-45422---Bbox: CVE-2025-45422: Proximus b-box UPnP Persistence & Access Control Bypass · GitHub

https://github.com/Cedrico03/CVE-2025-45422---Bbox
generic

Proximus Group

http://proximus.com

Vendor Advisories for CVE-2025-45422(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 21× in last 7d / 57× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-30 08:22 UTCEG score recompute
  2. 2026-07-30 08:22 UTCGHSA enrichment
  3. 2026-07-30 01:30 UTCEPSS rescore
  4. 2026-07-30 01:30 UTCEPSS rescore
  5. 2026-07-29 19:04 UTCGHSA enrichment
  6. 2026-07-29 05:58 UTCGHSA enrichment
  7. 2026-07-28 17:15 UTCEG score recompute
  8. 2026-07-28 17:15 UTCGHSA enrichment
  9. 2026-07-28 15:35 UTCEPSS rescore
  10. 2026-07-28 04:18 UTCGHSA enrichment
  11. 2026-07-27 15:38 UTCEG score recompute
  12. 2026-07-27 15:38 UTCGHSA enrichment
  13. 2026-07-27 01:02 UTCEG score recompute
  14. 2026-07-27 01:02 UTCGHSA enrichment
  15. 2026-07-26 14:54 UTCEPSS rescore
  16. 2026-07-26 12:22 UTCEG score recompute
  17. 2026-07-26 12:22 UTCGHSA enrichment
  18. 2026-07-25 14:17 UTCEPSS rescore
  19. 2026-07-25 14:17 UTCEPSS rescore
  20. 2026-07-24 14:17 UTCEPSS rescore
  21. 2026-07-23 14:18 UTCEPSS rescore
  22. 2026-07-23 02:56 UTCEG score recompute
  23. 2026-07-22 14:07 UTCEPSS rescore
  24. 2026-07-22 14:07 UTCEPSS rescore
  25. 2026-07-21 15:24 UTCEPSS rescore
Show 32 more
  1. 2026-07-20 17:07 UTCEPSS rescore
  2. 2026-07-19 14:30 UTCEPSS rescore
  3. 2026-07-19 14:30 UTCEPSS rescore
  4. 2026-07-19 02:28 UTCEPSS rescore
  5. 2026-07-19 02:28 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-17 00:09 UTCGHSA enrichment
  8. 2026-07-16 17:02 UTCEPSS rescore
  9. 2026-07-16 17:02 UTCEPSS rescore
  10. 2026-07-16 11:26 UTCGHSA enrichment
  11. 2026-07-15 22:46 UTCGHSA enrichment
  12. 2026-07-15 16:57 UTCEPSS rescore
  13. 2026-07-15 16:57 UTCEPSS rescore
  14. 2026-07-15 10:05 UTCGHSA enrichment
  15. 2026-07-15 01:59 UTCEPSS rescore
  16. 2026-07-15 01:59 UTCEPSS rescore
  17. 2026-07-14 21:25 UTCGHSA enrichment
  18. 2026-07-14 08:44 UTCGHSA enrichment
  19. 2026-07-13 22:29 UTCEPSS rescore
  20. 2026-07-13 22:29 UTCEPSS rescore
  21. 2026-07-13 20:02 UTCGHSA enrichment
  22. 2026-07-13 07:22 UTCGHSA enrichment
  23. 2026-07-13 06:12 UTCEPSS rescore
  24. 2026-07-12 18:42 UTCEG score recompute▲ 8.10
  25. 2026-07-12 18:42 UTCGHSA enrichment
  26. 2026-07-12 05:46 UTCEPSS rescore
  27. 2026-07-11 08:27 UTCEPSS rescore
  28. 2026-07-11 08:27 UTCEPSS rescore
  29. 2026-07-10 17:52 UTCMITRE cvelistV5CVSS v3 → 8.1 · severity → HIGH
  30. 2026-07-09 21:46 UTCNVD update
  31. 2026-07-09 21:06 UTCEG score recompute
  32. 2026-07-09 21:05 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-45422?
CVE-2025-45422 is a high vulnerability published on July 9, 2026. Incorrect access control in Proximus b-box v8c.725A allows authenticated attackers to bypass normal restrictions and make arbitrary changes to port forwarding rules.
When was CVE-2025-45422 disclosed?
CVE-2025-45422 was first published in the National Vulnerability Database on July 9, 2026, with the most recent update on July 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-45422 actively exploited?
CVE-2025-45422 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 69.9% of all scored CVEs.
What is the CVSS score of CVE-2025-45422?
CVE-2025-45422 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2025-45422?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-45422, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2025-45422

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