CVE-2018-25396

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-05-29. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekElevated
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.5Exploit: NoneExposed: 0

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

Heatmiser Wifi Thermostat 1.7 contains a credential disclosure vulnerability that allows unauthenticated attackers to retrieve administrative credentials by accessing the networkSetup.htm page. Attackers can request the networkSetup.htm endpoint and extract plaintext username and password values from HTML form fields to gain administrative access to the thermostat.

CVSS v3
7.5
EG Score
7.5(medium)
EPSS
23.3%
KEV
Not listed

Published

May 29, 2026

Last Modified

June 1, 2026

Advisory Details (2)

Auto-updated Jun 7, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Heatmiser Wifi Thermostat 1.7 Credential Disclosure via networkSetup.htm | Advisories | VulnCheck

https://www.vulncheck.com/advisories/heatmiser-wifi-thermostat-credential-disclosure-via-networksetup-htm
generic🟡 PoC Available

Heatmiser Wifi Thermostat 1.7 - Credential Disclosure - Hardware webapps Exploit

https://www.exploit-db.com/exploits/45623

Vendor Advisories for CVE-2018-25396(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 16× in last 7d / 100× 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 196 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2018-25396?
CVE-2018-25396 is a high vulnerability published on May 29, 2026. Heatmiser Wifi Thermostat 1.7 contains a credential disclosure vulnerability that allows unauthenticated attackers to retrieve administrative credentials by accessing the networkSetup.htm page. Attackers can request the networkSetup.htm endpoint and extract plaintext username and password values…
When was CVE-2018-25396 disclosed?
CVE-2018-25396 was first published in the National Vulnerability Database on May 29, 2026, with the most recent update on June 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-25396 actively exploited?
CVE-2018-25396 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-25396?
CVE-2018-25396 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2018-25396?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-25396, 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.

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