CVE-2026-65439

HIGHPre-NVD 7.17.1—
EchelonGraph scoreMEDIUM confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2026-07-28. a secondary CVSS source baseline 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: None knownExposed: 0

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

Unauthenticated Cross Site Scripting (XSS) in Ultimate Addons for Contact Form 7 <=3.5.45 versions.

CVSS v3
7.1
EG Score
7.1(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

July 27, 2026

Last Modified

July 28, 2026

Advisory Details (1)

Auto-updated Jul 27, 2026
No patch confirmed yet.
generic

Cross Site Scripting (XSS) in WordPress Ultimate Addons for Contact Form 7 Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/ultimate-addons-for-contact-form-7/vulnerability/wordpress-ultimate-addons-for-contact-form-7-plugin-3-5-45-cross-site-scripting-xss-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-65439(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 20× in last 7d / 111× 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 131 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-65439?
CVE-2026-65439 is a high vulnerability published on July 27, 2026. Unauthenticated Cross Site Scripting (XSS) in Ultimate Addons for Contact Form 7 <=3.5.45 versions.
When was CVE-2026-65439 disclosed?
CVE-2026-65439 was first published in the National Vulnerability Database on July 27, 2026, with the most recent update on July 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-65439 actively exploited?
CVE-2026-65439 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 96.2% of all scored CVEs.
What is the CVSS score of CVE-2026-65439?
CVE-2026-65439 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2026-65439?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-65439, 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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