CVE-2026-75167

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-09-04. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

A broken access control vulnerability in the ugw-usr-edit method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V6_00_05 allows a remote authenticated user with the low-privileged Standard role to change the password of arbitrary accounts.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
20(Track)
EG Risk 20/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
32%
KEV
Not listed

Published

September 4, 2026

Last Modified

September 14, 2026

Advisory Details (3)

Auto-updated Sep 14, 2026
No patch confirmed yet.
generic

vulnerability-research/CVE-2026-75167 at main · SilviaMun/vulnerability-research · GitHub

https://github.com/SilviaMun/vulnerability-research/tree/main/CVE-2026-75167
generic

X-Series - MBS GmbH

https://en.mbs-solutions.de/xserie
generic

MBS GmbH - MBS GmbH

https://en.mbs-solutions.de/mbs

Vendor Advisories for CVE-2026-75167(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 20× in last 7d / 45× 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. 2026-09-25 06:46 UTCEG score recompute
  2. 2026-09-25 06:46 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-24 05:18 UTCEG score recompute
  5. 2026-09-24 05:18 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-23 03:50 UTCEG score recompute
  8. 2026-09-23 03:50 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-22 02:23 UTCEG score recompute
  11. 2026-09-22 02:23 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 00:55 UTCEG score recompute
  14. 2026-09-21 00:55 UTCGHSA enrichment
  15. 2026-09-20 20:16 UTCEPSS rescore
  16. 2026-09-19 23:27 UTCEG score recompute
  17. 2026-09-19 23:27 UTCGHSA enrichment
  18. 2026-09-18 22:00 UTCEG score recompute
  19. 2026-09-18 21:59 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-17 20:32 UTCEG score recompute
  22. 2026-09-17 20:32 UTCGHSA enrichment
  23. 2026-09-16 18:31 UTCEG score recompute
  24. 2026-09-16 18:31 UTCGHSA enrichment
  25. 2026-09-16 14:08 UTCEPSS rescore
Show 20 more
  1. 2026-09-16 05:15 UTCEPSS rescore
  2. 2026-09-15 16:01 UTCEG score recompute
  3. 2026-09-15 16:01 UTCGHSA enrichment
  4. 2026-09-15 03:12 UTCEPSS rescore
  5. 2026-09-14 14:32 UTCGHSA enrichment
  6. 2026-09-14 13:30 UTCEG score recompute▲ 4.30
  7. 2026-09-14 13:30 UTCGHSA enrichment
  8. 2026-09-14 13:29 UTCMITRE cvelistV5CVSS v3 → 4.3 · severity → MEDIUM
  9. 2026-09-12 17:26 UTCGHSA enrichment
  10. 2026-09-12 15:02 UTCEPSS rescore
  11. 2026-09-11 14:53 UTCEPSS rescore
  12. 2026-09-10 09:35 UTCEPSS rescore
  13. 2026-09-09 16:09 UTCGHSA enrichment
  14. 2026-09-08 22:01 UTCEPSS rescore
  15. 2026-09-07 17:47 UTCEG score recompute
  16. 2026-09-07 17:47 UTCGHSA enrichment
  17. 2026-09-06 13:48 UTCEPSS rescore
  18. 2026-09-04 16:22 UTCNVD update
  19. 2026-09-04 15:54 UTCEG score recompute
  20. 2026-09-04 15:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-75167?
CVE-2026-75167 is a medium vulnerability published on September 4, 2026. A broken access control vulnerability in the ugw-usr-edit method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V60005 allows a remote authenticated user with the low-privileged Standard role to change the password of arbitrary accounts.
When was CVE-2026-75167 disclosed?
CVE-2026-75167 was first published in the National Vulnerability Database on September 4, 2026, with the most recent update on September 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-75167 actively exploited?
CVE-2026-75167 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 67.7% of all scored CVEs.
What is the CVSS score of CVE-2026-75167?
CVE-2026-75167 has a CVSS v3.1 base score of 4.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-75167?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-75167, 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-2026-75167

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