Security readout for executives and security teams
Plain-English summary
This is a stored XSS issue in the WordPress Post Sliders & Post Grids plugin. An attacker must already have admin-level WordPress access and needs victim interaction, so it is not a broad internet worm risk. It can still matter if admin accounts are shared, delegated, or compromised.
Executive priority
Treat as a moderate WordPress plugin risk. It should be handled in normal vulnerability remediation, faster for public sites or environments with many administrators. It is not shown as actively exploited in the supplied sources.
Technical view
CWE-79 stored XSS affects I Thirteen Web Solution Post Sliders & Post Grids plugin versions up to 1.0.20. CVSS 3.1 is 5.9: network reachable, low complexity, high privileges required, user interaction required, changed scope, and low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress sites with the Post Sliders & Post Grids plugin installed at version 1.0.20 or earlier. Risk is highest where many users have administrator access or admin accounts are weakly protected.
Exploitation context
The bundle does not show CISA KEV listing or cited active exploitation. The high privilege requirement materially reduces likelihood, but stored XSS can persist in site content or settings and affect later viewers depending on plugin behavior.
Researcher notes
Available detail is limited to a vulnerability database entry and CVE metadata. Do not assume unauthenticated exploitation or a specific payload. The key validation questions are plugin presence, version, administrator exposure, and whether vendor guidance identifies a safe fixed release.
Mitigation direction
- Inventory WordPress sites for the post-slider-carousel plugin.
- Check installed plugin versions and identify versions 1.0.20 or earlier.
- Review vendor or Patchstack guidance for fixed versions or official mitigation.
- Restrict WordPress administrator access to trusted users only.
- Harden administrator accounts with MFA and credential hygiene.
- Temporarily disable the plugin if business risk outweighs feature need.
Validation and detection
- Confirm whether Post Sliders & Post Grids is installed on each WordPress site.
- Record the plugin version from WordPress administration or asset inventory.
- Review admin user lists for unnecessary privileged accounts.
- Check site logs for suspicious administrator activity around slider or grid changes.
- Verify vendor guidance before declaring remediation complete.
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-2023-47226 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.