Security readout for executives and security teams
Plain-English summary
CVE-2023-27414 is a high-severity reflected XSS issue in the WordPress Popup box plugin up to version 3.4.4. An attacker would need a victim to interact with crafted content or a link. Successful exploitation could run attacker-controlled script in the victim's browser context.
Executive priority
Treat this as a timely web-application remediation item, not a crisis. Prioritize affected public WordPress sites, especially those accessed by administrators or customers, and remove exposure quickly if no confirmed fixed plugin version is available.
Technical view
The source bundle describes an unauthenticated reflected cross-site scripting vulnerability in Popup Box Team's Popup box WordPress plugin, package ays-popup-box, versions up to 3.4.4. CVSS 3.1 is 7.1: network reachable, low complexity, no privileges, user interaction required, changed scope, and low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress sites that have the Popup box plugin installed at version 3.4.4 or earlier. Publicly reachable WordPress sites are more relevant because the vulnerability is unauthenticated, but exploitation still requires user interaction.
Exploitation context
The bundle does not show CISA KEV listing or cited evidence of active exploitation. The risk is credible because reflected XSS can support phishing, session abuse, or browser-context actions when a victim follows attacker-controlled content.
Researcher notes
Evidence is sufficient for classification as unauthenticated reflected XSS, CWE-79, with CVSS 7.1. The bundle does not provide parameter-level details, proof of active exploitation, or a named fixed version, so validation should remain inventory- and advisory-driven.
Mitigation direction
- Identify WordPress sites using the ays-popup-box Popup box plugin.
- Update the plugin according to vendor or Patchstack guidance if a fixed release is available.
- If no safe update is available, disable or remove the plugin.
- Prioritize internet-facing WordPress sites and administrator-heavy workflows first.
- Monitor vendor, WordPress plugin, and Patchstack advisories for confirmed remediation details.
Validation and detection
- Check each WordPress installation for the Popup box plugin and its installed version.
- Confirm whether any instance is version 3.4.4 or earlier.
- Review plugin advisory sources for the fixed version or official mitigation.
- Assess whether affected sites are internet-facing or used by privileged administrators.
- Review web and security logs for unusual requests targeting Popup box plugin paths.
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-2023-27414 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.