Security readout for executives and security teams
Plain-English summary
This is a stored cross-site scripting issue in a WordPress chat widget plugin. A user with some site access may be able to save malicious content that later runs in another user's browser. Business impact is usually moderate, but rises on sites with many contributors or sensitive admin sessions.
Executive priority
Treat as a near-term remediation item, not an emergency, unless the site has many contributors, public registration, or sensitive administrator workflows exposed through WordPress sessions.
Technical view
CVE-2025-31092 affects Ninja Team Click to Chat – WP Support All-in-One Floating Widget, package support-chat, through version 2.3.4. It is CWE-79 stored XSS with CVSS 3.1 score 6.5: network reachable, low complexity, low privileges required, user interaction required, and changed scope.
Likely exposure
Exposure is limited to WordPress sites using the affected support-chat plugin at version 2.3.4 or earlier. Risk is higher where untrusted or numerous low-privilege users can access plugin-related content or settings.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. The CVSS vector indicates exploitation requires low privileges and user interaction, so this is not evidenced as mass unauthenticated exploitation from the bundle.
Researcher notes
Evidence supports stored XSS only; no exploit details, patch version, or active exploitation are present in the bundle. Validate exposure by version and privilege paths, then follow vendor or Patchstack guidance rather than assuming a specific fix.
Mitigation direction
- Inventory WordPress sites for the support-chat plugin and version.
- Check vendor, WordPress, or Patchstack guidance for a fixed release.
- Update if a fixed version is documented by official guidance.
- Disable or remove the plugin where no safe version is available.
- Restrict low-privilege accounts that can modify chat widget content.
- Review recent widget and plugin configuration changes.
Validation and detection
- Confirm whether each WordPress site has support-chat installed.
- Record installed plugin versions and flag versions <= 2.3.4.
- Review who can edit plugin settings or widget content.
- Inspect rendered chat widget pages for unexpected script content.
- Confirm remediation by verifying updated, disabled, or removed 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-2025-31092 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
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.