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Missing authorization in Everest Forms WordPress plugin

Priority LOW 17CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

The Everest Forms plugin for WordPress, from n/a through 3.6.3, is missing an authorization check. The flaw is classified as CWE-862 and lets users perform actions that access controls should block. A remote attacker with low privileges and no user interaction can exploit it to read limited information.

Written with Claude Haiku 5.5 from the sources below · 2026-11-07

Description from the CNA

Missing Authorization vulnerability in Everest Forms Everest Forms everest-forms allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Everest Forms: from n/a through 3.6.3.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Everest FormsEverest Formsup to 3.6.3—No fix listedCNA
  • Everest Forms VendorEverest Forms Affected up to 3.6.3 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Everest Forms.

Written with Claude Haiku 5.5 from the sources below · 2026-11-07

Timeline

  1. 2026-11-07 Threatist record created from CVE-2026-120837
  2. 2026-11-07 Alias added: GHSA-jh49-7wxx-7wgv
  3. 2026-11-07 CISA SSVC decision points changed

References

  • TI-2026-74725 Stored cross-site scripting in WordPress Everest Forms plugin CVSS 3.1HIGH 7.1
  • TI-2026-69249 Reflected cross-site scripting in WordPress Everest Forms plugin CVSS 3.1HIGH 7.1
  • TI-2026-86574 Stored cross-site scripting in WordPress Everest Forms plugin CVSS 3.1MEDIUM 6.5

Sources