CVE-2026-8980

CRITICALNVD 9.39.3—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.3 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 75% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Trending — 3 sources updated this weekElevated
9.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.3Exploit: Elevated riskExposed: 0

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

The Mennekes Amtron series (firmware versions ≤ 5.22.3) is vulnerable to privilege escalation. An authenticated low-privileged user can change the passwords of the admin (operator) and manufacturer accounts via crafted POST requests.

CVSS v3
9.3
EG Score
9.3(medium)
EG Risk
58(Track*)
EG Risk 58/100SSVC: 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
Severity93% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
26%
KEV
Not listed

Published

May 28, 2026

Last Modified

May 28, 2026

Advisory Details (1)

Auto-updated Aug 25, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Multiple Vulnerabilities in Mennekes Amtron Series | CyberDanube

https://cyberdanube.com/security-research/multiple-vulnerabilities-in-mennekes-amtron-series/

Vendor Advisories for CVE-2026-8980(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 8× in last 7d / 125× 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.

Showing the most recent 100 of 331 total refreshes for this CVE.

  1. 2026-08-30 19:18 UTCEPSS rescore
  2. 2026-08-30 01:22 UTCEPSS rescore
  3. 2026-08-28 21:42 UTCEPSS rescore
  4. 2026-08-27 14:25 UTCEPSS rescore
  5. 2026-08-26 14:47 UTCEPSS rescore
  6. 2026-08-25 13:49 UTCEPSS rescore
  7. 2026-08-25 04:45 UTCEG score recompute
  8. 2026-08-25 04:45 UTCGHSA enrichment
  9. 2026-08-24 14:18 UTCEPSS rescore
  10. 2026-08-23 23:53 UTCGHSA enrichment
  11. 2026-08-23 18:53 UTCGHSA enrichment
  12. 2026-08-23 14:31 UTCEG score recompute
  13. 2026-08-23 14:31 UTCGHSA enrichment
  14. 2026-08-23 00:19 UTCEPSS rescore
  15. 2026-08-22 00:47 UTCEG score recompute
  16. 2026-08-22 00:47 UTCGHSA enrichment
  17. 2026-08-21 23:49 UTCEPSS rescore
  18. 2026-08-21 20:25 UTCGHSA enrichment
  19. 2026-08-21 15:26 UTCEG score recompute
  20. 2026-08-21 15:26 UTCGHSA enrichment
  21. 2026-08-20 22:56 UTCEPSS rescore
  22. 2026-08-20 22:30 UTCGHSA enrichment
  23. 2026-08-20 17:38 UTCGHSA enrichment
  24. 2026-08-20 10:47 UTCEG score recompute
  25. 2026-08-20 10:47 UTCGHSA enrichment
Show 75 more
  1. 2026-08-19 17:04 UTCEPSS rescore
  2. 2026-08-18 13:49 UTCEPSS rescore
  3. 2026-08-18 13:49 UTCEPSS rescore
  4. 2026-08-17 13:47 UTCEPSS rescore
  5. 2026-08-17 12:42 UTCGHSA enrichment
  6. 2026-08-17 08:17 UTCGHSA enrichment
  7. 2026-08-16 15:39 UTCEG score recompute
  8. 2026-08-16 15:39 UTCGHSA enrichment
  9. 2026-08-16 14:56 UTCEPSS rescore
  10. 2026-08-16 14:56 UTCEPSS rescore
  11. 2026-08-16 11:17 UTCGHSA enrichment
  12. 2026-08-16 06:56 UTCGHSA enrichment
  13. 2026-08-16 02:35 UTCEG score recompute
  14. 2026-08-16 02:35 UTCGHSA enrichment
  15. 2026-08-16 02:15 UTCEPSS rescore
  16. 2026-08-15 03:11 UTCEG score recompute
  17. 2026-08-15 03:11 UTCGHSA enrichment
  18. 2026-08-15 01:31 UTCEPSS rescore
  19. 2026-08-14 22:50 UTCGHSA enrichment
  20. 2026-08-14 18:29 UTCGHSA enrichment
  21. 2026-08-14 14:07 UTCGHSA enrichment
  22. 2026-08-14 09:46 UTCGHSA enrichment
  23. 2026-08-14 05:25 UTCGHSA enrichment
  24. 2026-08-14 01:03 UTCEG score recompute
  25. 2026-08-14 01:03 UTCGHSA enrichment
  26. 2026-08-13 22:00 UTCEPSS rescore
  27. 2026-08-13 08:02 UTCGHSA enrichment
  28. 2026-08-13 03:06 UTCGHSA enrichment
  29. 2026-08-12 22:45 UTCGHSA enrichment
  30. 2026-08-12 18:24 UTCGHSA enrichment
  31. 2026-08-12 13:51 UTCEG score recompute
  32. 2026-08-12 13:51 UTCGHSA enrichment
  33. 2026-08-12 13:51 UTCEPSS rescore
  34. 2026-08-12 09:30 UTCGHSA enrichment
  35. 2026-08-12 03:21 UTCGHSA enrichment
  36. 2026-08-11 22:52 UTCGHSA enrichment
  37. 2026-08-11 18:29 UTCEG score recompute
  38. 2026-08-11 18:29 UTCGHSA enrichment
  39. 2026-08-11 13:43 UTCEPSS rescore
  40. 2026-08-11 13:29 UTCGHSA enrichment
  41. 2026-08-11 08:48 UTCGHSA enrichment
  42. 2026-08-11 04:26 UTCGHSA enrichment
  43. 2026-08-11 00:05 UTCEG score recompute
  44. 2026-08-11 00:05 UTCGHSA enrichment
  45. 2026-08-11 00:00 UTCEPSS rescore
  46. 2026-08-10 14:00 UTCGHSA enrichment
  47. 2026-08-10 09:39 UTCGHSA enrichment
  48. 2026-08-10 05:18 UTCGHSA enrichment
  49. 2026-08-10 00:57 UTCGHSA enrichment
  50. 2026-08-09 20:35 UTCGHSA enrichment
  51. 2026-08-09 16:14 UTCEG score recompute
  52. 2026-08-09 16:14 UTCGHSA enrichment
  53. 2026-08-09 13:47 UTCEPSS rescore
  54. 2026-08-09 11:53 UTCGHSA enrichment
  55. 2026-08-09 07:28 UTCGHSA enrichment
  56. 2026-08-09 03:07 UTCGHSA enrichment
  57. 2026-08-08 22:46 UTCGHSA enrichment
  58. 2026-08-08 18:24 UTCEG score recompute
  59. 2026-08-08 18:24 UTCGHSA enrichment
  60. 2026-08-08 16:37 UTCEPSS rescore
  61. 2026-08-08 10:57 UTCGHSA enrichment
  62. 2026-08-08 06:35 UTCGHSA enrichment
  63. 2026-08-08 02:14 UTCGHSA enrichment
  64. 2026-08-07 21:53 UTCGHSA enrichment
  65. 2026-08-07 17:32 UTCEG score recompute
  66. 2026-08-07 17:32 UTCGHSA enrichment
  67. 2026-08-07 16:30 UTCEPSS rescore
  68. 2026-08-07 13:11 UTCGHSA enrichment
  69. 2026-08-07 08:50 UTCGHSA enrichment
  70. 2026-08-07 04:29 UTCGHSA enrichment
  71. 2026-08-07 00:06 UTCGHSA enrichment
  72. 2026-08-06 18:34 UTCGHSA enrichment
  73. 2026-08-06 14:13 UTCEG score recompute
  74. 2026-08-06 14:13 UTCGHSA enrichment
  75. 2026-08-06 13:47 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8980?
CVE-2026-8980 is a critical vulnerability published on May 28, 2026. The Mennekes Amtron series (firmware versions ≤ 5.22.3) is vulnerable to privilege escalation. An authenticated low-privileged user can change the passwords of the admin (operator) and manufacturer accounts via crafted POST requests.
When was CVE-2026-8980 disclosed?
CVE-2026-8980 was first published in the National Vulnerability Database on May 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8980 actively exploited?
CVE-2026-8980 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 74.3% of all scored CVEs.
What is the CVSS score of CVE-2026-8980?
CVE-2026-8980 has a CVSS v3 base score of 9.3 (NVD).
How do I remediate CVE-2026-8980?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8980, 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

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