CVE-2026-82228

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-31. a secondary CVSS source baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

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

Unauthenticated Bypass Vulnerability in SiteGround Security <= 1.6.6 versions.

CVSS v3
8.1
EG Score
8.1(high)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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
Severity81% × 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

Bypass Vulnerability in WordPress SiteGround Security Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/sg-security/vulnerability/wordpress-siteground-security-plugin-1-6-6-2fa-bypass-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-82228(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 26× in last 7d / 73× 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. 2026-09-19 12:18 UTCGHSA enrichment
  2. 2026-09-19 00:17 UTCEG score recompute
  3. 2026-09-19 00:17 UTCGHSA enrichment
  4. 2026-09-18 19:28 UTCEPSS rescore
  5. 2026-09-18 12:16 UTCGHSA enrichment
  6. 2026-09-18 00:13 UTCEG score recompute
  7. 2026-09-18 00:13 UTCGHSA enrichment
  8. 2026-09-17 12:12 UTCGHSA enrichment
  9. 2026-09-17 00:11 UTCEG score recompute
  10. 2026-09-17 00:11 UTCGHSA enrichment
  11. 2026-09-16 14:08 UTCEPSS rescore
  12. 2026-09-16 12:10 UTCEG score recompute
  13. 2026-09-16 12:10 UTCGHSA enrichment
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-16 00:08 UTCGHSA enrichment
  16. 2026-09-15 12:06 UTCEG score recompute
  17. 2026-09-15 12:06 UTCGHSA enrichment
  18. 2026-09-15 03:12 UTCEPSS rescore
  19. 2026-09-15 03:12 UTCEPSS rescore
  20. 2026-09-15 00:04 UTCGHSA enrichment
  21. 2026-09-14 12:03 UTCGHSA enrichment
  22. 2026-09-14 00:01 UTCEG score recompute
  23. 2026-09-14 00:01 UTCGHSA enrichment
  24. 2026-09-13 12:00 UTCGHSA enrichment
  25. 2026-09-12 23:59 UTCEG score recompute
Show 48 more
  1. 2026-09-12 23:59 UTCGHSA enrichment
  2. 2026-09-12 11:58 UTCGHSA enrichment
  3. 2026-09-11 23:57 UTCEG score recompute
  4. 2026-09-11 23:57 UTCGHSA enrichment
  5. 2026-09-11 14:53 UTCEPSS rescore
  6. 2026-09-11 14:53 UTCEPSS rescore
  7. 2026-09-11 11:56 UTCEG score recompute
  8. 2026-09-11 11:56 UTCGHSA enrichment
  9. 2026-09-10 23:55 UTCGHSA enrichment
  10. 2026-09-10 11:44 UTCEG score recompute
  11. 2026-09-10 11:44 UTCGHSA enrichment
  12. 2026-09-09 23:42 UTCGHSA enrichment
  13. 2026-09-09 11:29 UTCGHSA enrichment
  14. 2026-09-08 23:28 UTCEG score recompute
  15. 2026-09-08 23:28 UTCGHSA enrichment
  16. 2026-09-08 22:01 UTCEPSS rescore
  17. 2026-09-08 10:03 UTCGHSA enrichment
  18. 2026-09-07 21:22 UTCEG score recompute
  19. 2026-09-07 21:22 UTCGHSA enrichment
  20. 2026-09-07 09:21 UTCGHSA enrichment
  21. 2026-09-06 21:17 UTCEG score recompute
  22. 2026-09-06 21:17 UTCGHSA enrichment
  23. 2026-09-06 13:48 UTCEPSS rescore
  24. 2026-09-06 09:15 UTCGHSA enrichment
  25. 2026-09-05 21:14 UTCEG score recompute
  26. 2026-09-05 21:14 UTCGHSA enrichment
  27. 2026-09-05 15:31 UTCEPSS rescore
  28. 2026-09-05 09:13 UTCGHSA enrichment
  29. 2026-09-04 21:11 UTCEG score recompute
  30. 2026-09-04 21:11 UTCGHSA enrichment
  31. 2026-09-04 09:10 UTCGHSA enrichment
  32. 2026-09-03 21:08 UTCGHSA enrichment
  33. 2026-09-03 09:06 UTCGHSA enrichment
  34. 2026-09-02 21:06 UTCEG score recompute
  35. 2026-09-02 21:06 UTCGHSA enrichment
  36. 2026-09-02 14:12 UTCEPSS rescore
  37. 2026-09-02 09:02 UTCGHSA enrichment
  38. 2026-09-01 21:00 UTCGHSA enrichment
  39. 2026-09-01 19:31 UTCEG score recompute
  40. 2026-09-01 19:30 UTCGHSA enrichment
  41. 2026-09-01 18:25 UTCEG score recompute
  42. 2026-09-01 18:25 UTCGHSA enrichment
  43. 2026-09-01 13:54 UTCEPSS rescore
  44. 2026-09-01 09:24 UTCEG score recompute
  45. 2026-09-01 09:24 UTCGHSA enrichment
  46. 2026-08-31 21:21 UTCEG score recompute
  47. 2026-08-31 20:40 UTCEG score recompute
  48. 2026-08-31 20:39 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-82228?
CVE-2026-82228 is a high vulnerability published on August 31, 2026. Unauthenticated Bypass Vulnerability in SiteGround Security <= 1.6.6 versions.
When was CVE-2026-82228 disclosed?
CVE-2026-82228 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-2026-82228 actively exploited?
CVE-2026-82228 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 85.4% of all scored CVEs.
What is the CVSS score of CVE-2026-82228?
CVE-2026-82228 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-82228?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82228, 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-2026-82228

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