Security readout for executives and security teams
Plain-English summary
CVE-2023-47177 is a stored cross-site scripting issue in the WordPress Linker plugin through version 1.2.1. An authenticated administrator-level user could store script content that later runs in another user’s browser. Business impact is moderate because exploitation requires privileged access and user interaction, but it can affect confidentiality, integrity, and availability at low levels.
Executive priority
Treat this as a moderate-priority WordPress plugin risk. Prioritize sites where Linker is installed, administrators are numerous, or admin accounts lack strong protection. Do not treat it as internet-wide emergency exploitation based on the supplied evidence.
Technical view
The source bundle describes an authenticated admin+ stored XSS vulnerability in Yakir Sitbon and Ariel Klikstein Linker plugin <= 1.2.1 for WordPress. It is classified as CWE-79 with CVSS 3.1 score 6.5: AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. No vulnerable parameter, proof of concept, or fixed version is included.
Likely exposure
Exposure is limited to WordPress sites running the Linker plugin version 1.2.1 or earlier. The provided evidence does not show impact to WordPress core, unrelated plugins, or sites without this plugin installed.
Exploitation context
The source bundle marks KEV as false and provides no cited evidence of active exploitation. Exploitation requires authenticated administrator-level privileges and user interaction, so the main concern is compromised admin accounts, malicious privileged users, or stored content viewed by other users.
Researcher notes
Evidence supports stored XSS only for Linker <= 1.2.1 with admin+ privileges. The CVSS vector indicates changed scope and low confidentiality, integrity, and availability impact. The source bundle does not identify the vulnerable field, exploit details, active exploitation, or a confirmed fixed version.
Mitigation direction
- Inventory WordPress sites for the Linker plugin.
- Check whether installed versions are 1.2.1 or earlier.
- Review vendor and Patchstack guidance for a fixed release or mitigation.
- Disable or remove the plugin if it is unnecessary.
- Limit administrator access and enforce MFA for privileged accounts.
Validation and detection
- Confirm affected plugin presence and version on each WordPress site.
- Review privileged account activity for suspicious content changes.
- Check Patchstack and vendor sources for remediation status.
- Retest after update, removal, or configuration change.
- Verify no affected versions remain in production inventory.
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-2023-47177 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.