Security readout for executives and security teams
Plain-English summary
This affects a WooCommerce delivery and pickup scheduling plugin for WordPress. An administrator-level user can store malicious script content that may run when another user views it. Business risk is moderate because exploitation requires high privileges and user interaction, but successful abuse can affect site integrity and user trust.
Executive priority
Treat as a near-term cleanup item for WooCommerce environments, not an emergency internet-wide incident. Prioritize sites with many administrators, agencies, contractors, or recent account compromise concerns.
Technical view
CVE-2023-28991 is authenticated stored XSS in PI Websolution's WooCommerce order date/time plugin through version 3.0.19. CVSS 3.1 is 5.9 with network access, low complexity, high privileges, required user interaction, and changed scope. The weakness is CWE-79.
Likely exposure
Exposure is limited to WordPress/WooCommerce sites using the PI Websolution plugin package pi-woocommerce-order-date-time-and-type at vulnerable versions up to 3.0.19. The source bundle does not identify broader products, hosted services, or confirmed vulnerable configurations beyond that plugin.
Exploitation context
The CVE is not listed as CISA KEV in the supplied bundle, and no cited source states active exploitation. Attackers would need administrator-level access, then depend on another user viewing the stored content. That limits scale but still matters on compromised or shared-admin WordPress sites.
Researcher notes
The public data supports stored XSS requiring admin-level privileges and user interaction. Remediation details are incomplete in the supplied bundle, so validation should focus on version exposure and vendor-confirmed guidance rather than assumed patches.
Mitigation direction
- Inventory WordPress sites for the affected PI Websolution WooCommerce plugin.
- Identify any instances running version 3.0.19 or earlier.
- Check vendor or Patchstack guidance for the fixed or recommended version.
- Update, disable, or remove the plugin if no maintained fixed release is available.
- Restrict administrator access and review privileged WordPress accounts.
Validation and detection
- Confirm plugin package name and version from WordPress administration or asset inventory.
- Review whether the plugin is active on production WooCommerce sites.
- Check privileged account activity around plugin configuration changes.
- Retest after remediation to confirm vulnerable versions are no longer present.
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-2023-28991 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.