CVE-2026-14603

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-24. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

The WowOptin: Next-Gen Popup Maker WordPress plugin before 1.4.38 does not have proper authorization on a REST endpoint, allowing unauthenticated users to disable all of the site's opt-in forms and insert new template-based opt-in rows into the database.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
15%
KEV
Not listed

Published

July 24, 2026

Last Modified

July 24, 2026

Advisory Details (1)

Auto-updated Jul 24, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

WowOptin < 1.4.38 – Unauthenticated Opt-in Deactivation and Template Row Injection | CVE 2026-14603 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/3a06d27a-9405-4cf2-9087-554018d31884/

Vendor Advisories for CVE-2026-14603(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 22× 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.

Showing the most recent 100 of 191 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-14603?
CVE-2026-14603 is a high vulnerability published on July 24, 2026. The WowOptin: Next-Gen Popup Maker WordPress plugin before 1.4.38 does not have proper authorization on a REST endpoint, allowing unauthenticated users to disable all of the site's opt-in forms and insert new template-based opt-in rows into the database.
When was CVE-2026-14603 disclosed?
CVE-2026-14603 was first published in the National Vulnerability Database on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-14603 actively exploited?
CVE-2026-14603 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 84.9% of all scored CVEs.
What is the CVSS score of CVE-2026-14603?
CVE-2026-14603 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-14603?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-14603, 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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