CVE-2026-62103

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-11. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Unauthenticated PHP Object Injection in Everest Forms <= 3.6.0 versions.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

September 11, 2026

Last Modified

September 11, 2026

Advisory Details (1)

Auto-updated Sep 18, 2026
No patch confirmed yet.
generic

PHP Object Injection in WordPress Everest Forms Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/everest-forms/vulnerability/wordpress-everest-forms-plugin-3-6-0-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-62103(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 51× in last 7d / 73× 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. 2026-09-21 07:51 UTCGHSA enrichment
  2. 2026-09-21 03:43 UTCGHSA enrichment
  3. 2026-09-20 23:35 UTCEG score recompute
  4. 2026-09-20 23:35 UTCGHSA enrichment
  5. 2026-09-20 20:16 UTCEPSS rescore
  6. 2026-09-20 19:26 UTCGHSA enrichment
  7. 2026-09-20 15:17 UTCGHSA enrichment
  8. 2026-09-20 11:08 UTCGHSA enrichment
  9. 2026-09-20 07:00 UTCGHSA enrichment
  10. 2026-09-20 02:26 UTCGHSA enrichment
  11. 2026-09-19 22:18 UTCGHSA enrichment
  12. 2026-09-19 18:09 UTCEG score recompute
  13. 2026-09-19 18:09 UTCGHSA enrichment
  14. 2026-09-19 14:00 UTCGHSA enrichment
  15. 2026-09-19 09:43 UTCGHSA enrichment
  16. 2026-09-19 05:35 UTCGHSA enrichment
  17. 2026-09-19 01:27 UTCGHSA enrichment
  18. 2026-09-18 21:18 UTCEG score recompute
  19. 2026-09-18 21:18 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-18 16:28 UTCGHSA enrichment
  22. 2026-09-18 12:17 UTCGHSA enrichment
  23. 2026-09-18 08:09 UTCGHSA enrichment
  24. 2026-09-18 04:01 UTCGHSA enrichment
  25. 2026-09-17 23:53 UTCGHSA enrichment
Show 48 more
  1. 2026-09-17 19:42 UTCEG score recompute
  2. 2026-09-17 19:42 UTCGHSA enrichment
  3. 2026-09-17 14:59 UTCGHSA enrichment
  4. 2026-09-17 10:51 UTCGHSA enrichment
  5. 2026-09-17 06:43 UTCGHSA enrichment
  6. 2026-09-17 02:33 UTCGHSA enrichment
  7. 2026-09-16 22:22 UTCGHSA enrichment
  8. 2026-09-16 18:06 UTCEG score recompute
  9. 2026-09-16 18:06 UTCGHSA enrichment
  10. 2026-09-16 14:08 UTCEPSS rescore
  11. 2026-09-16 13:51 UTCGHSA enrichment
  12. 2026-09-16 09:14 UTCEG score recompute
  13. 2026-09-16 09:14 UTCGHSA enrichment
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-16 05:05 UTCGHSA enrichment
  16. 2026-09-16 00:57 UTCGHSA enrichment
  17. 2026-09-15 20:49 UTCGHSA enrichment
  18. 2026-09-15 16:27 UTCGHSA enrichment
  19. 2026-09-15 12:18 UTCGHSA enrichment
  20. 2026-09-15 08:10 UTCGHSA enrichment
  21. 2026-09-15 04:01 UTCEG score recompute
  22. 2026-09-15 04:01 UTCGHSA enrichment
  23. 2026-09-14 23:53 UTCGHSA enrichment
  24. 2026-09-14 19:45 UTCGHSA enrichment
  25. 2026-09-14 15:37 UTCGHSA enrichment
  26. 2026-09-14 11:29 UTCGHSA enrichment
  27. 2026-09-14 07:21 UTCGHSA enrichment
  28. 2026-09-14 03:13 UTCGHSA enrichment
  29. 2026-09-13 23:05 UTCGHSA enrichment
  30. 2026-09-13 18:57 UTCEG score recompute
  31. 2026-09-13 18:57 UTCGHSA enrichment
  32. 2026-09-13 14:49 UTCGHSA enrichment
  33. 2026-09-13 10:37 UTCGHSA enrichment
  34. 2026-09-13 06:29 UTCGHSA enrichment
  35. 2026-09-13 02:21 UTCGHSA enrichment
  36. 2026-09-12 22:13 UTCGHSA enrichment
  37. 2026-09-12 18:04 UTCEG score recompute
  38. 2026-09-12 18:04 UTCGHSA enrichment
  39. 2026-09-12 13:53 UTCGHSA enrichment
  40. 2026-09-12 09:45 UTCGHSA enrichment
  41. 2026-09-12 05:37 UTCGHSA enrichment
  42. 2026-09-12 01:29 UTCEG score recompute
  43. 2026-09-12 01:29 UTCGHSA enrichment
  44. 2026-09-11 21:21 UTCEG score recompute
  45. 2026-09-11 20:29 UTCEG score recompute
  46. 2026-09-11 19:35 UTCEG score recompute
  47. 2026-09-11 18:19 UTCEG score recompute
  48. 2026-09-11 18:18 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-62103?
CVE-2026-62103 is a critical vulnerability published on September 11, 2026. Unauthenticated PHP Object Injection in Everest Forms <= 3.6.0 versions.
When was CVE-2026-62103 disclosed?
CVE-2026-62103 was first published in the National Vulnerability Database on September 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-62103 actively exploited?
CVE-2026-62103 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 75.5% of all scored CVEs.
What is the CVSS score of CVE-2026-62103?
CVE-2026-62103 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-62103?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-62103, 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

Explore the affected products and dependency analysis for CVE-2026-62103

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