CVE-2026-81764

HIGHPre-NVD 7.17.1—
EchelonGraph scoreHIGH confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-31. 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 Email Essentials <= 6.0.6 versions.

CVSS v3
7.1
EG Score
7.1(high)
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
15%
KEV
Not listed

Published

August 31, 2026

Last Modified

September 1, 2026

Advisory Details (1)

Auto-updated Aug 31, 2026
No patch confirmed yet.
generic

Cross Site Scripting (XSS) in WordPress Email Essentials Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/email-essentials/vulnerability/wordpress-email-essentials-plugin-6-0-6-cross-site-scripting-xss-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-81764(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 25× in last 7d / 90× 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.

  1. 2026-09-25 00:11 UTCEG score recompute
  2. 2026-09-25 00:11 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-24 10:54 UTCGHSA enrichment
  5. 2026-09-23 21:46 UTCEG score recompute
  6. 2026-09-23 21:46 UTCGHSA enrichment
  7. 2026-09-23 17:54 UTCEPSS rescore
  8. 2026-09-23 08:38 UTCGHSA enrichment
  9. 2026-09-22 19:31 UTCEG score recompute
  10. 2026-09-22 19:30 UTCGHSA enrichment
  11. 2026-09-22 16:01 UTCEPSS rescore
  12. 2026-09-22 06:22 UTCEG score recompute
  13. 2026-09-22 06:22 UTCGHSA enrichment
  14. 2026-09-21 21:09 UTCEPSS rescore
  15. 2026-09-21 17:14 UTCGHSA enrichment
  16. 2026-09-21 03:50 UTCEG score recompute
  17. 2026-09-21 03:50 UTCGHSA enrichment
  18. 2026-09-20 20:16 UTCEPSS rescore
  19. 2026-09-20 14:42 UTCGHSA enrichment
  20. 2026-09-20 01:32 UTCEG score recompute
  21. 2026-09-20 01:32 UTCGHSA enrichment
  22. 2026-09-19 12:23 UTCGHSA enrichment
  23. 2026-09-18 23:15 UTCEG score recompute
  24. 2026-09-18 23:15 UTCGHSA enrichment
  25. 2026-09-18 19:28 UTCEPSS rescore
Show 65 more
  1. 2026-09-18 10:08 UTCGHSA enrichment
  2. 2026-09-17 21:00 UTCEG score recompute
  3. 2026-09-17 21:00 UTCGHSA enrichment
  4. 2026-09-17 07:52 UTCGHSA enrichment
  5. 2026-09-16 18:44 UTCEG score recompute
  6. 2026-09-16 18:43 UTCGHSA enrichment
  7. 2026-09-16 14:08 UTCEPSS rescore
  8. 2026-09-16 05:15 UTCEPSS rescore
  9. 2026-09-16 03:47 UTCGHSA enrichment
  10. 2026-09-15 14:39 UTCEG score recompute
  11. 2026-09-15 14:39 UTCGHSA enrichment
  12. 2026-09-15 03:12 UTCEPSS rescore
  13. 2026-09-15 03:12 UTCEPSS rescore
  14. 2026-09-15 01:24 UTCGHSA enrichment
  15. 2026-09-14 12:16 UTCGHSA enrichment
  16. 2026-09-13 23:08 UTCEG score recompute
  17. 2026-09-13 23:08 UTCGHSA enrichment
  18. 2026-09-13 10:00 UTCGHSA enrichment
  19. 2026-09-12 20:52 UTCEG score recompute
  20. 2026-09-12 20:52 UTCGHSA enrichment
  21. 2026-09-12 07:43 UTCGHSA enrichment
  22. 2026-09-11 18:34 UTCEG score recompute
  23. 2026-09-11 18:34 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-11 14:53 UTCEPSS rescore
  26. 2026-09-11 05:26 UTCGHSA enrichment
  27. 2026-09-10 16:17 UTCEG score recompute
  28. 2026-09-10 16:17 UTCGHSA enrichment
  29. 2026-09-10 02:54 UTCGHSA enrichment
  30. 2026-09-09 13:46 UTCGHSA enrichment
  31. 2026-09-09 00:24 UTCEG score recompute
  32. 2026-09-09 00:24 UTCGHSA enrichment
  33. 2026-09-08 22:01 UTCEPSS rescore
  34. 2026-09-08 11:01 UTCGHSA enrichment
  35. 2026-09-07 21:51 UTCEG score recompute
  36. 2026-09-07 21:51 UTCGHSA enrichment
  37. 2026-09-07 08:43 UTCGHSA enrichment
  38. 2026-09-06 19:28 UTCEG score recompute
  39. 2026-09-06 19:28 UTCGHSA enrichment
  40. 2026-09-06 13:48 UTCEPSS rescore
  41. 2026-09-06 06:18 UTCGHSA enrichment
  42. 2026-09-05 17:10 UTCEG score recompute
  43. 2026-09-05 17:10 UTCGHSA enrichment
  44. 2026-09-05 15:31 UTCEPSS rescore
  45. 2026-09-05 03:57 UTCGHSA enrichment
  46. 2026-09-04 14:49 UTCEG score recompute
  47. 2026-09-04 14:49 UTCGHSA enrichment
  48. 2026-09-04 05:07 UTCEPSS rescore
  49. 2026-09-04 01:38 UTCGHSA enrichment
  50. 2026-09-03 12:29 UTCGHSA enrichment
  51. 2026-09-02 23:16 UTCEG score recompute
  52. 2026-09-02 23:16 UTCGHSA enrichment
  53. 2026-09-02 14:12 UTCEPSS rescore
  54. 2026-09-02 10:09 UTCGHSA enrichment
  55. 2026-09-01 21:01 UTCGHSA enrichment
  56. 2026-09-01 15:42 UTCEG score recompute
  57. 2026-09-01 15:41 UTCGHSA enrichment
  58. 2026-09-01 14:51 UTCEG score recompute
  59. 2026-09-01 14:50 UTCGHSA enrichment
  60. 2026-09-01 13:54 UTCEPSS rescore
  61. 2026-09-01 10:30 UTCEG score recompute
  62. 2026-09-01 10:30 UTCGHSA enrichment
  63. 2026-08-31 21:21 UTCEG score recompute
  64. 2026-08-31 20:40 UTCEG score recompute
  65. 2026-08-31 20:39 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-81764?
CVE-2026-81764 is a high vulnerability published on August 31, 2026. Unauthenticated Cross Site Scripting (XSS) in Email Essentials <= 6.0.6 versions.
When was CVE-2026-81764 disclosed?
CVE-2026-81764 was first published in the National Vulnerability Database on August 31, 2026, with the most recent update on September 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-81764 actively exploited?
CVE-2026-81764 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 85.3% of all scored CVEs.
What is the CVSS score of CVE-2026-81764?
CVE-2026-81764 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2026-81764?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81764, 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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