CVE-2026-15368

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-01. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
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.

The User Profile Builder WordPress plugin before 3.16.4 does not correctly bind the automatic login performed after user registration to the newly created account, allowing unauthenticated attackers to obtain an authenticated session for an arbitrary existing user, including administrators, on sites using a supported but non-default configuration.

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
14%
KEV
Not listed

Published

August 1, 2026

Last Modified

August 5, 2026

Advisory Details (1)

Auto-updated Aug 5, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Profile Builder < 3.16.4 – Unauthenticated Account Takeover via Auto-Login After Registration | CVE 2026-15368 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/df1eb738-15bf-4f8b-aa06-e0a42f1e9c2e/

Vendor Advisories for CVE-2026-15368(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 27× in last 7d / 74× 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. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 22:10 UTCGHSA enrichment
  3. 2026-08-20 10:17 UTCGHSA enrichment
  4. 2026-08-19 22:32 UTCEG score recompute
  5. 2026-08-19 22:32 UTCGHSA enrichment
  6. 2026-08-19 17:03 UTCEPSS rescore
  7. 2026-08-19 10:46 UTCGHSA enrichment
  8. 2026-08-18 23:00 UTCEG score recompute
  9. 2026-08-18 23:00 UTCGHSA enrichment
  10. 2026-08-18 13:48 UTCEPSS rescore
  11. 2026-08-18 11:16 UTCGHSA enrichment
  12. 2026-08-17 23:20 UTCEG score recompute
  13. 2026-08-17 23:20 UTCGHSA enrichment
  14. 2026-08-17 13:47 UTCEPSS rescore
  15. 2026-08-17 11:34 UTCGHSA enrichment
  16. 2026-08-16 23:49 UTCEG score recompute
  17. 2026-08-16 23:49 UTCGHSA enrichment
  18. 2026-08-16 14:56 UTCEPSS rescore
  19. 2026-08-16 12:03 UTCEG score recompute
  20. 2026-08-16 12:03 UTCGHSA enrichment
  21. 2026-08-16 02:14 UTCEPSS rescore
  22. 2026-08-16 00:19 UTCGHSA enrichment
  23. 2026-08-15 12:34 UTCEG score recompute
  24. 2026-08-15 12:34 UTCGHSA enrichment
  25. 2026-08-15 01:30 UTCEPSS rescore
Show 49 more
  1. 2026-08-15 00:49 UTCGHSA enrichment
  2. 2026-08-14 13:03 UTCGHSA enrichment
  3. 2026-08-14 01:18 UTCEG score recompute
  4. 2026-08-14 01:18 UTCGHSA enrichment
  5. 2026-08-13 22:00 UTCEPSS rescore
  6. 2026-08-13 13:33 UTCGHSA enrichment
  7. 2026-08-13 01:48 UTCGHSA enrichment
  8. 2026-08-12 14:03 UTCEG score recompute
  9. 2026-08-12 14:03 UTCGHSA enrichment
  10. 2026-08-12 13:50 UTCEPSS rescore
  11. 2026-08-12 02:18 UTCGHSA enrichment
  12. 2026-08-11 14:33 UTCEG score recompute
  13. 2026-08-11 14:33 UTCGHSA enrichment
  14. 2026-08-11 13:42 UTCEPSS rescore
  15. 2026-08-11 02:47 UTCEG score recompute
  16. 2026-08-11 02:47 UTCGHSA enrichment
  17. 2026-08-11 00:00 UTCEPSS rescore
  18. 2026-08-10 15:02 UTCGHSA enrichment
  19. 2026-08-10 03:16 UTCGHSA enrichment
  20. 2026-08-09 15:32 UTCEG score recompute
  21. 2026-08-09 15:32 UTCGHSA enrichment
  22. 2026-08-09 13:46 UTCEPSS rescore
  23. 2026-08-09 03:47 UTCEG score recompute
  24. 2026-08-09 03:47 UTCGHSA enrichment
  25. 2026-08-08 16:37 UTCEPSS rescore
  26. 2026-08-08 16:02 UTCGHSA enrichment
  27. 2026-08-08 04:16 UTCGHSA enrichment
  28. 2026-08-07 16:31 UTCEG score recompute
  29. 2026-08-07 16:31 UTCGHSA enrichment
  30. 2026-08-07 04:46 UTCGHSA enrichment
  31. 2026-08-06 17:01 UTCEG score recompute
  32. 2026-08-06 17:01 UTCGHSA enrichment
  33. 2026-08-06 13:46 UTCEPSS rescore
  34. 2026-08-06 05:16 UTCEG score recompute
  35. 2026-08-06 05:16 UTCGHSA enrichment
  36. 2026-08-05 19:17 UTCEPSS rescore
  37. 2026-08-05 17:31 UTCGHSA enrichment
  38. 2026-08-05 16:52 UTCEG score recompute▲ 8.10
  39. 2026-08-05 16:52 UTCGHSA enrichment
  40. 2026-08-05 16:50 UTCMITRE cvelistV5CVSS v3 → 8.1 · severity → HIGH
  41. 2026-08-04 15:10 UTCEPSS rescore
  42. 2026-08-04 10:38 UTCEPSS rescore
  43. 2026-08-04 00:26 UTCEG score recompute
  44. 2026-08-04 00:26 UTCGHSA enrichment
  45. 2026-08-03 10:35 UTCEPSS rescore
  46. 2026-08-02 02:26 UTCEPSS rescore
  47. 2026-08-01 07:22 UTCNVD update
  48. 2026-08-01 06:46 UTCEG score recompute
  49. 2026-08-01 06:42 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-15368?
CVE-2026-15368 is a high vulnerability published on August 1, 2026. The User Profile Builder WordPress plugin before 3.16.4 does not correctly bind the automatic login performed after user registration to the newly created account, allowing unauthenticated attackers to obtain an authenticated session for an arbitrary existing user, including administrators, on…
When was CVE-2026-15368 disclosed?
CVE-2026-15368 was first published in the National Vulnerability Database on August 1, 2026, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15368 actively exploited?
CVE-2026-15368 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 86.4% of all scored CVEs.
What is the CVSS score of CVE-2026-15368?
CVE-2026-15368 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-15368?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15368, 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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