CVE-2026-15257

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-07-30. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: Elevated riskExposed: 0

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

The RegistrationMagic WordPress plugin before 6.0.9.4 does not perform authorization, ownership or nonce checks on a front-end submission-editing action, allowing unauthenticated attackers to overwrite other users' form submissions and the profile fields of the associated non-administrator WordPress accounts.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
55(Attend)
EG Risk 55/100SSVC: 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
Severity53% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
9%
KEV
Not listed

Published

July 30, 2026

Last Modified

July 30, 2026

Advisory Details (1)

Auto-updated Jul 30, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

RegistrationMagic < 6.0.9.4 – Unauthenticated Form Submission and User Profile Modification | CVE 2026-15257 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/fe6d0f6a-c2b4-4cd1-a7d2-e3afec76ebca/

Vendor Advisories for CVE-2026-15257(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 15× in last 7d / 88× 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. 2026-08-27 14:25 UTCEPSS rescore
  2. 2026-08-26 22:58 UTCEG score recompute
  3. 2026-08-26 22:58 UTCGHSA enrichment
  4. 2026-08-26 14:46 UTCEPSS rescore
  5. 2026-08-26 01:10 UTCGHSA enrichment
  6. 2026-08-25 03:21 UTCEG score recompute
  7. 2026-08-25 03:21 UTCGHSA enrichment
  8. 2026-08-24 05:34 UTCGHSA enrichment
  9. 2026-08-23 07:46 UTCGHSA enrichment
  10. 2026-08-22 09:59 UTCEG score recompute
  11. 2026-08-22 09:59 UTCGHSA enrichment
  12. 2026-08-21 23:49 UTCEPSS rescore
  13. 2026-08-21 12:11 UTCEG score recompute
  14. 2026-08-21 12:11 UTCGHSA enrichment
  15. 2026-08-20 22:55 UTCEPSS rescore
  16. 2026-08-20 14:23 UTCEG score recompute
  17. 2026-08-20 14:23 UTCGHSA enrichment
  18. 2026-08-19 17:03 UTCEPSS rescore
  19. 2026-08-19 16:19 UTCGHSA enrichment
  20. 2026-08-18 18:28 UTCEG score recompute
  21. 2026-08-18 18:28 UTCGHSA enrichment
  22. 2026-08-18 13:48 UTCEPSS rescore
  23. 2026-08-17 20:22 UTCEG score recompute
  24. 2026-08-17 20:22 UTCGHSA enrichment
  25. 2026-08-17 13:47 UTCEPSS rescore
Show 63 more
  1. 2026-08-16 22:35 UTCEG score recompute
  2. 2026-08-16 22:35 UTCGHSA enrichment
  3. 2026-08-16 14:56 UTCEPSS rescore
  4. 2026-08-16 02:14 UTCEPSS rescore
  5. 2026-08-16 00:48 UTCGHSA enrichment
  6. 2026-08-15 03:00 UTCEG score recompute
  7. 2026-08-15 03:00 UTCGHSA enrichment
  8. 2026-08-15 01:30 UTCEPSS rescore
  9. 2026-08-14 05:12 UTCEG score recompute
  10. 2026-08-14 05:12 UTCGHSA enrichment
  11. 2026-08-13 22:00 UTCEPSS rescore
  12. 2026-08-13 07:24 UTCEG score recompute
  13. 2026-08-13 07:24 UTCGHSA enrichment
  14. 2026-08-12 13:50 UTCEPSS rescore
  15. 2026-08-12 09:36 UTCEG score recompute
  16. 2026-08-12 09:36 UTCGHSA enrichment
  17. 2026-08-11 13:42 UTCEPSS rescore
  18. 2026-08-11 11:48 UTCEG score recompute
  19. 2026-08-11 11:48 UTCGHSA enrichment
  20. 2026-08-11 00:00 UTCEPSS rescore
  21. 2026-08-10 14:01 UTCGHSA enrichment
  22. 2026-08-09 16:13 UTCEG score recompute
  23. 2026-08-09 16:13 UTCGHSA enrichment
  24. 2026-08-09 13:46 UTCEPSS rescore
  25. 2026-08-08 18:26 UTCEG score recompute
  26. 2026-08-08 18:26 UTCGHSA enrichment
  27. 2026-08-08 16:37 UTCEPSS rescore
  28. 2026-08-07 20:38 UTCEG score recompute
  29. 2026-08-07 20:38 UTCGHSA enrichment
  30. 2026-08-06 22:50 UTCEG score recompute
  31. 2026-08-06 22:50 UTCGHSA enrichment
  32. 2026-08-06 13:46 UTCEPSS rescore
  33. 2026-08-06 01:03 UTCEG score recompute
  34. 2026-08-06 01:03 UTCGHSA enrichment
  35. 2026-08-05 19:17 UTCEPSS rescore
  36. 2026-08-05 03:16 UTCEG score recompute
  37. 2026-08-05 03:16 UTCGHSA enrichment
  38. 2026-08-04 15:10 UTCEPSS rescore
  39. 2026-08-04 10:38 UTCEPSS rescore
  40. 2026-08-04 05:28 UTCEG score recompute
  41. 2026-08-04 05:28 UTCGHSA enrichment
  42. 2026-08-03 10:35 UTCEPSS rescore
  43. 2026-08-03 07:40 UTCGHSA enrichment
  44. 2026-08-02 09:52 UTCEG score recompute
  45. 2026-08-02 09:52 UTCGHSA enrichment
  46. 2026-08-02 02:26 UTCEPSS rescore
  47. 2026-08-01 12:05 UTCEG score recompute
  48. 2026-08-01 12:04 UTCGHSA enrichment
  49. 2026-08-01 04:15 UTCEPSS rescore
  50. 2026-07-31 14:17 UTCEG score recompute
  51. 2026-07-31 14:17 UTCGHSA enrichment
  52. 2026-07-30 16:29 UTCEG score recompute
  53. 2026-07-30 16:29 UTCGHSA enrichment
  54. 2026-07-30 16:27 UTCEPSS rescore
  55. 2026-07-30 15:39 UTCEG score recompute▲ 5.30
  56. 2026-07-30 15:39 UTCGHSA enrichment
  57. 2026-07-30 15:36 UTCMITRE cvelistV5CVSS v3 → 5.3 · severity → MEDIUM
  58. 2026-07-30 14:32 UTCEG score recompute
  59. 2026-07-30 14:32 UTCGHSA enrichment
  60. 2026-07-30 06:38 UTCGHSA enrichment
  61. 2026-07-30 06:33 UTCNVD update
  62. 2026-07-30 06:19 UTCEG score recompute
  63. 2026-07-30 06:18 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-15257?
CVE-2026-15257 is a medium vulnerability published on July 30, 2026. The RegistrationMagic WordPress plugin before 6.0.9.4 does not perform authorization, ownership or nonce checks on a front-end submission-editing action, allowing unauthenticated attackers to overwrite other users' form submissions and the profile fields of the associated non-administrator…
When was CVE-2026-15257 disclosed?
CVE-2026-15257 was first published in the National Vulnerability Database on July 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15257 actively exploited?
CVE-2026-15257 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 91.4% of all scored CVEs.
What is the CVSS score of CVE-2026-15257?
CVE-2026-15257 has a CVSS v3.1 base score of 5.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-15257?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15257, 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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