CVE-2016-20066

HIGHPre-NVD 7.27.2—
EchelonGraph scoreHIGH confidence

Score 7.2 from GitHub Security Advisory published 2026-06-15. a secondary CVSS source baseline 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.2
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.2Exploit: NoneExposed: 0

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

WordPress CP Polls 1.0.8 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts through unsanitized file upload functionality. Attackers can upload files containing script payloads with event handlers like onerror attributes to execute arbitrary JavaScript in the browsers of users viewing the affected content.

CVSS v3
7.2
EG Score
7.2(high)
EPSS
9.0%
KEV
Not listed

Published

June 15, 2026

Last Modified

June 15, 2026

Advisory Details (1)

Auto-updated Jun 15, 2026
No patch confirmed yet.
generic

WordPress CP Polls 1.0.8 Persistent Cross-Site Scripting | Advisories | VulnCheck

https://www.vulncheck.com/advisories/wordpress-cp-polls-persistent-cross-site-scripting

Vendor Advisories for CVE-2016-20066(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 36× in last 7d / 122× 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 122 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2016-20066?
CVE-2016-20066 is a high vulnerability published on June 15, 2026. WordPress CP Polls 1.0.8 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts through unsanitized file upload functionality. Attackers can upload files containing script payloads with event handlers like onerror attributes to execute arbitrary…
When was CVE-2016-20066 disclosed?
CVE-2016-20066 was first published in the National Vulnerability Database on June 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-20066 actively exploited?
CVE-2016-20066 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-20066?
CVE-2016-20066 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2016-20066?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-20066, 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-2016-20066

Explore →

Is Your Infrastructure Affected by CVE-2016-20066?

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

Start Free Scan →Browse All CVEs