Security readout for executives and security teams
Plain-English summary
This CVE affects the WordPress Smoothscroller plugin through stored cross-site scripting. An already privileged admin-level user could store script content that later runs in another user’s browser. The business risk is moderate: it is not unauthenticated, but compromise of trusted WordPress admin paths can still affect visitors or administrators.
Executive priority
Treat as a moderate-priority WordPress hygiene issue. Prioritize remediation for public-facing sites, sites with many administrators, or environments where admin accounts are shared. It is less urgent than unauthenticated remote compromise, but should not remain unresolved.
Technical view
CVE-2023-23811 is an authenticated admin+ stored XSS issue in Neil Gee Smoothscroller plugin versions up to 1.0.0. CVSS 3.1 is 5.9 with high privileges required, user interaction required, changed scope, and low confidentiality, integrity, and availability impact. The source metadata does not name a fixed version.
Likely exposure
Exposure is likely limited to WordPress sites that have the Smoothscroller plugin installed and enabled at version 1.0.0 or earlier. The source bundle has sparse affected-version metadata, so teams should verify plugin presence directly rather than relying only on package inventories.
Exploitation context
The bundle does not show CISA KEV listing or cite active exploitation. The privilege requirement is high, so this is most relevant after admin compromise, malicious insider activity, or unsafe delegated admin access. No exploit details should be assumed from the provided evidence.
Researcher notes
The evidence supports CWE-79 stored XSS with authenticated admin+ prerequisites. Affected-version data is limited beyond the description naming versions up to 1.0.0. No provided source confirms exploitation in the wild, a public exploit, or a fixed release.
Mitigation direction
- Inventory WordPress sites for the Smoothscroller plugin and its installed version.
- Check Patchstack and vendor guidance for any fixed or recommended replacement version.
- Disable or remove Smoothscroller where it is not business-required.
- Restrict WordPress administrator access to trusted users only.
- Review admin account security, MFA coverage, and recent privilege changes.
Validation and detection
- Confirm whether Smoothscroller is installed and enabled on each WordPress site.
- Record the plugin version and flag version 1.0.0 or earlier.
- Review affected sites for unexpected stored script content in plugin-managed areas.
- Check WordPress admin audit logs for suspicious recent configuration changes.
- Validate any remediation first in staging, then confirm production plugin state.
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-2023-23811 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
- 5.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/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:H/UI:R/S:C/C:L/I:L/A:L1.73.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.9MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/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.