CVE-2026-11883

HIGHPre-NVD 7.27.2—
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-07-01. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.2Exploit: None knownExposed: 0

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

The WebAuthn Provider for Two Factor WordPress plugin before 2.5.6 does not correctly validate the second-factor authentication response, allowing an attacker who already knows a user's password to bypass the two-factor authentication requirement by submitting a malformed request.

CVSS v3
7.2
EG Score
7.2(medium)
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
Severity72% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
48%
KEV
Not listed

Published

July 1, 2026

Last Modified

July 1, 2026

Advisory Details (1)

Auto-updated Jul 1, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

WebAuthn Provider for Two Factor < 2.5.6 – 2FA Bypass | CVE 2026-11883 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/f718390c-1d7c-4048-bce6-a3170998e828/

Vendor Advisories for CVE-2026-11883(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Data Freshness Timeline

(refreshed 10× in last 7d / 71× 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 206 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-11883?
CVE-2026-11883 is a high vulnerability published on July 1, 2026. The WebAuthn Provider for Two Factor WordPress plugin before 2.5.6 does not correctly validate the second-factor authentication response, allowing an attacker who already knows a user's password to bypass the two-factor authentication requirement by submitting a malformed request.
When was CVE-2026-11883 disclosed?
CVE-2026-11883 was first published in the National Vulnerability Database on July 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11883 actively exploited?
CVE-2026-11883 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 52.3% of all scored CVEs.
What is the CVSS score of CVE-2026-11883?
CVE-2026-11883 has a CVSS v3.1 base score of 7.2 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11883?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11883, 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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