CVE-2026-14812

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreMEDIUM confidence

Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-07. a secondary CVSS source baseline 10.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
10.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 10.0Exploit: Elevated riskExposed: 0

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

The Premium SEO WordPress plugin is malicious: it ships an unauthenticated backdoor that creates a hidden administrator account and, in some builds, also enables remote code execution, server-side request forgery and arbitrary front-end script/content injection, giving an unauthenticated attacker full control of the affected site.

CVSS v3
10.0
EG Score
10.0(medium)
EG Risk
76(Attend)
EG Risk 76/100SSVC: Attend

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
Severity100% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
46%
KEV
Not listed

Published

August 6, 2026

Last Modified

August 26, 2026

Advisory Details (1)

Auto-updated Sep 16, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Premium SEO – Unauthenticated Backdoor (Admin Creation / RCE / SSRF / Content Injection) | CVE 2026-14812 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/0115a640-7139-4ef9-81be-6ee5c755a601/

Vendor Advisories for CVE-2026-14812(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 44× in last 7d / 190× 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 301 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-14812?
CVE-2026-14812 is a critical vulnerability published on August 6, 2026. The Premium SEO WordPress plugin is malicious: it ships an unauthenticated backdoor that creates a hidden administrator account and, in some builds, also enables remote code execution, server-side request forgery and arbitrary front-end script/content injection, giving an unauthenticated attacker…
When was CVE-2026-14812 disclosed?
CVE-2026-14812 was first published in the National Vulnerability Database on August 6, 2026, with the most recent update on August 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-14812 actively exploited?
CVE-2026-14812 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 54.1% of all scored CVEs.
What is the CVSS score of CVE-2026-14812?
CVE-2026-14812 has a CVSS v3 base score of 10.0 (NVD).
How do I remediate CVE-2026-14812?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-14812, 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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