Security readout for executives and security teams
Plain-English summary
CVE-2023-51694 is a stored cross-site scripting issue in the WordPress Embed Privacy plugin through version 1.8.0. An authenticated low-privileged attacker could store malicious page content that later runs in another user's browser, potentially affecting confidentiality, integrity, and availability at limited scope.
Executive priority
Treat as a moderate priority for WordPress environments, especially public or multi-author sites. It is not listed as actively exploited in the provided sources, but stored XSS can create business impact if trusted users are targeted.
Technical view
The vulnerability is CWE-79: improper neutralization of input during web page generation. CVSS 3.1 is 6.5 with network access, low complexity, low privileges required, user interaction required, and changed scope. Sources identify Epiphyt Embed Privacy package embed-privacy through 1.8.0 as affected.
Likely exposure
Exposure is limited to WordPress sites using Epiphyt Embed Privacy version 1.8.0 or earlier. The CVSS vector indicates exploitation requires an authenticated low-privileged role and another user's interaction with affected content.
Exploitation context
The source bundle does not show CISA KEV listing or public active exploitation evidence. Because this is stored XSS, risk is higher on sites with many contributors, weak account governance, or administrative users reviewing user-generated content.
Researcher notes
Evidence is limited to CVE metadata and the Patchstack vulnerability entry. The provided data does not include exploit details, a named fixed version, or vendor remediation text. Validation should focus on plugin presence, version, content review, and vendor guidance.
Mitigation direction
- Inventory WordPress sites for Embed Privacy version 1.8.0 or earlier.
- Check Epiphyt and Patchstack guidance for fixed releases or temporary mitigations.
- Update, disable, or remove the plugin according to vendor guidance.
- Limit low-privileged content editing access until remediation is confirmed.
Validation and detection
- Verify whether the embed-privacy plugin is installed on each WordPress site.
- Record the installed plugin version and compare it with the affected range.
- Review editable content areas for unexpected scripts or injected markup.
- Confirm the plugin is updated, disabled, or removed after remediation.
- Check administrative accounts for suspicious activity around affected content.
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-2023-51694 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
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/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:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/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.