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
Elevated
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
23.5%
KEV
Not listed

Published

May 29, 2026

Last Modified

July 21, 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 10× in last 7d / 66× 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 146 total refreshes for this CVE.

  1. 2026-07-22 14:05 UTCEPSS rescore
  2. 2026-07-21 15:22 UTCEPSS rescore
  3. 2026-07-20 17:04 UTCEPSS rescore
  4. 2026-07-20 17:04 UTCEPSS rescore
  5. 2026-07-19 14:28 UTCEPSS rescore
  6. 2026-07-19 02:26 UTCEPSS rescore
  7. 2026-07-19 02:26 UTCEPSS rescore
  8. 2026-07-16 16:59 UTCEPSS rescore
  9. 2026-07-16 16:59 UTCEPSS rescore
  10. 2026-07-16 02:04 UTCGHSA enrichment
  11. 2026-07-15 16:55 UTCEPSS rescore
  12. 2026-07-15 16:55 UTCEPSS rescore
  13. 2026-07-15 01:56 UTCEPSS rescore
  14. 2026-07-15 01:56 UTCEPSS rescore
  15. 2026-07-14 14:17 UTCGHSA enrichment
  16. 2026-07-13 22:27 UTCEPSS rescore
  17. 2026-07-13 22:26 UTCEPSS rescore
  18. 2026-07-13 06:10 UTCEPSS rescore
  19. 2026-07-12 05:43 UTCEPSS rescore
  20. 2026-07-11 17:36 UTCGHSA enrichment
  21. 2026-07-11 08:24 UTCEPSS rescore
  22. 2026-07-09 19:06 UTCEPSS rescore
  23. 2026-07-08 17:27 UTCGHSA enrichment
  24. 2026-07-08 15:11 UTCEPSS rescore
  25. 2026-07-07 13:42 UTCEPSS rescore
Show 75 more
  1. 2026-07-07 13:42 UTCEPSS rescore
  2. 2026-07-06 16:24 UTCEPSS rescore
  3. 2026-07-06 16:24 UTCEPSS rescore
  4. 2026-07-06 02:20 UTCEPSS rescore
  5. 2026-07-05 02:27 UTCEPSS rescore
  6. 2026-07-04 06:28 UTCEPSS rescore
  7. 2026-07-04 06:28 UTCEPSS rescore
  8. 2026-07-02 20:05 UTCGHSA enrichment
  9. 2026-07-02 16:54 UTCEPSS rescore
  10. 2026-07-02 04:35 UTCGHSA enrichment
  11. 2026-07-01 15:03 UTCEPSS rescore
  12. 2026-07-01 15:03 UTCEPSS rescore
  13. 2026-07-01 12:35 UTCGHSA enrichment
  14. 2026-07-01 01:36 UTCGHSA enrichment
  15. 2026-06-30 23:20 UTCEPSS rescore
  16. 2026-06-30 23:19 UTCEPSS rescore
  17. 2026-06-30 01:08 UTCGHSA enrichment
  18. 2026-06-29 14:03 UTCEPSS rescore
  19. 2026-06-29 13:07 UTCGHSA enrichment
  20. 2026-06-29 00:20 UTCGHSA enrichment
  21. 2026-06-28 14:04 UTCEPSS rescore
  22. 2026-06-28 13:21 UTCGHSA enrichment
  23. 2026-06-28 04:53 UTCEPSS rescore
  24. 2026-06-28 04:53 UTCEPSS rescore
  25. 2026-06-28 02:21 UTCGHSA enrichment
  26. 2026-06-27 15:22 UTCGHSA enrichment
  27. 2026-06-27 04:20 UTCGHSA enrichment
  28. 2026-06-27 03:06 UTCEPSS rescore
  29. 2026-06-27 03:06 UTCEPSS rescore
  30. 2026-06-26 16:20 UTCGHSA enrichment
  31. 2026-06-26 01:51 UTCGHSA enrichment
  32. 2026-06-25 13:47 UTCEPSS rescore
  33. 2026-06-25 13:47 UTCEPSS rescore
  34. 2026-06-25 13:32 UTCGHSA enrichment
  35. 2026-06-25 02:32 UTCGHSA enrichment
  36. 2026-06-24 15:30 UTCGHSA enrichment
  37. 2026-06-24 14:02 UTCEPSS rescore
  38. 2026-06-24 14:02 UTCEPSS rescore
  39. 2026-06-23 21:30 UTCEPSS rescore
  40. 2026-06-23 21:30 UTCEPSS rescore
  41. 2026-06-23 21:30 UTCEPSS rescore
  42. 2026-06-22 14:23 UTCEPSS rescore
  43. 2026-06-21 14:54 UTCEPSS rescore
  44. 2026-06-21 14:54 UTCEPSS rescore
  45. 2026-06-21 01:57 UTCEPSS rescore
  46. 2026-06-21 01:57 UTCEPSS rescore
  47. 2026-06-19 19:23 UTCEPSS rescore
  48. 2026-06-19 19:23 UTCEPSS rescore
  49. 2026-06-18 22:31 UTCGHSA enrichment
  50. 2026-06-18 17:50 UTCEPSS rescore
  51. 2026-06-18 17:50 UTCEPSS rescore
  52. 2026-06-18 01:24 UTCGHSA enrichment
  53. 2026-06-17 17:50 UTCEPSS rescore
  54. 2026-06-17 17:50 UTCEPSS rescore
  55. 2026-06-17 13:13 UTCGHSA enrichment
  56. 2026-06-17 02:15 UTCGHSA enrichment
  57. 2026-06-16 17:50 UTCEPSS rescore
  58. 2026-06-16 17:50 UTCEPSS rescore
  59. 2026-06-16 15:15 UTCGHSA enrichment
  60. 2026-06-16 03:20 UTCGHSA enrichment
  61. 2026-06-15 17:45 UTCEPSS rescore
  62. 2026-06-15 16:21 UTCGHSA enrichment
  63. 2026-06-15 05:22 UTCGHSA enrichment
  64. 2026-06-14 23:15 UTCEPSS rescore
  65. 2026-06-14 23:14 UTCEPSS rescore
  66. 2026-06-14 18:23 UTCGHSA enrichment
  67. 2026-06-14 07:23 UTCGHSA enrichment
  68. 2026-06-13 22:58 UTCEPSS rescore
  69. 2026-06-13 20:23 UTCGHSA enrichment
  70. 2026-06-13 09:22 UTCGHSA enrichment
  71. 2026-06-12 23:09 UTCEPSS rescore
  72. 2026-06-12 23:09 UTCEPSS rescore
  73. 2026-06-12 22:22 UTCGHSA enrichment
  74. 2026-06-12 11:19 UTCGHSA enrichment
  75. 2026-06-12 00:21 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 July 21, 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 23.5% 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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