CVE-2026-12818

CRITICALPre-NVD 9.39.3—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.3 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.3%, top 83% 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, secondary
9.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.3Exploit: NoneExposed: 0

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

Delta Electronics DVP12SE PLCs are susceptible to a resource allocation vulnerability without limits or throttling (CWE-770) within their Modbus TCP service.

CVSS v3
9.3
EG Score
9.3(medium)
EG Risk
46(Track)
EG Risk 46/100SSVC: 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%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
16.8%
KEV
Not listed

Published

June 30, 2026

Last Modified

June 30, 2026

References (1)

Vendor Advisories for CVE-2026-12818(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 / 135× 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 135 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-12818?
CVE-2026-12818 is a critical vulnerability published on June 30, 2026. Delta Electronics DVP12SE PLCs are susceptible to a resource allocation vulnerability without limits or throttling (CWE-770) within their Modbus TCP service.
When was CVE-2026-12818 disclosed?
CVE-2026-12818 was first published in the National Vulnerability Database on June 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12818 actively exploited?
CVE-2026-12818 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-12818?
CVE-2026-12818 has a CVSS v3 base score of 9.3 (NVD).
How do I remediate CVE-2026-12818?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12818, 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-2026-12818

Explore →

Is Your Infrastructure Affected by CVE-2026-12818?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs