CVE-2026-49106

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-15. the CNA's CVSS baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:patchstack, epss, ghsa
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Unauthenticated PHP Object Injection in Integration for Contact Form 7 and Constant Contact <= 1.1.6 versions.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
31%
KEV
Not listed

Published

June 15, 2026

Last Modified

June 16, 2026

Advisory Details (1)

Auto-updated Jul 26, 2026
No patch confirmed yet.
generic

PHP Object Injection in WordPress Integration for Contact Form 7 and Constant Contact Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/cf7-constant-contact/vulnerability/wordpress-integration-for-contact-form-7-and-constant-contact-plugin-1-1-6-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-49106(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 12× in last 7d / 138× 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 223 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-49106?
CVE-2026-49106 is a critical vulnerability published on June 15, 2026. Unauthenticated PHP Object Injection in Integration for Contact Form 7 and Constant Contact <= 1.1.6 versions.
When was CVE-2026-49106 disclosed?
CVE-2026-49106 was first published in the National Vulnerability Database on June 15, 2026, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-49106 actively exploited?
CVE-2026-49106 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 69.1% of all scored CVEs.
What is the CVSS score of CVE-2026-49106?
CVE-2026-49106 has a CVSS v4.0 base score of 9.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-49106?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-49106, 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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