Security readout for executives and security teams
Plain-English summary
CVE-2026-27070 is a stored cross-site scripting vulnerability in the WordPress Everest Forms Pro plugin through version 1.9.10. An attacker may be able to store malicious script that runs when a user views affected content. This can expose data or alter site behavior, especially for administrators.
Executive priority
Prioritize remediation for public WordPress sites using Everest Forms Pro, especially business-critical or administrator-heavy sites. The issue is high severity but not confirmed as actively exploited in the provided sources.
Technical view
The issue is CWE-79 improper neutralization during web page generation in WPEverest Everest Forms Pro. The CVSS 3.1 score is 7.1, with network attack vector, low complexity, no privileges required, and user interaction required. Scope is changed with low confidentiality, integrity, and availability impact.
Likely exposure
Organizations using WordPress with Everest Forms Pro version 1.9.10 or earlier should treat the site as potentially exposed. The available sources do not identify specific vulnerable fields, default configurations, or affected deployment conditions beyond the plugin version range.
Exploitation context
The CVE record and Patchstack entry describe stored XSS. CISA KEV is not indicated in the provided data, and no cited source confirms active exploitation. User interaction is required, meaning impact likely occurs when a victim views attacker-controlled stored content.
Researcher notes
Public detail is limited. The sources identify stored XSS through version 1.9.10 but do not provide a patched version, vulnerable parameter, proof of concept, or exploitation telemetry. Avoid assuming exploitability details beyond the CVSS vector and affected version statement.
Mitigation direction
- Inventory WordPress sites for Everest Forms Pro installations.
- Identify any Everest Forms Pro versions at or below 1.9.10.
- Check WPEverest and Patchstack guidance for the fixed version or vendor remediation.
- Apply the vendor-recommended update when available.
- Restrict administrative access and review form-related content until remediated.
Validation and detection
- Confirm the installed Everest Forms Pro version on each WordPress site.
- Review vulnerability management data for CVE-2026-27070 coverage.
- Check web application logs for unusual form submissions or script-like content.
- Verify remediation status after applying vendor guidance.
- Monitor the Patchstack entry and CVE record for updates.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-27070 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.