Security readout for executives and security teams
Plain-English summary
CVE-2025-54027 is a reflected cross-site scripting issue in the WordPress Support Board plugin through version 3.8.0. An attacker would need a user to interact with a crafted link or page, but successful abuse could affect confidentiality, integrity, and availability in the user’s browser session.
Executive priority
Prioritize sites using this plugin, especially public customer support portals. This is not proven exploited in the provided sources, but the high CVSS score and no-auth requirement justify prompt inventory and vendor-guided remediation.
Technical view
The CVE describes CWE-79 improper input neutralization during web page generation in Schiocco Support Board, allowing reflected XSS. The CVSS 3.1 score is 7.1 with network access, low complexity, no privileges required, user interaction required, and changed scope.
Likely exposure
Exposure is likely limited to WordPress sites running Support Board version 3.8.0 or earlier. The source bundle does not identify affected themes, hosted services, or non-WordPress products.
Exploitation context
The source bundle does not show CISA KEV listing or confirmed active exploitation. The CVSS vector indicates exploitation requires user interaction, so phishing or social delivery would be plausible, but no specific exploitation campaign is cited.
Researcher notes
Evidence is limited to the CVE metadata and Patchstack entry reference. No exploit details, fixed version, patch notes, or workaround are included in the provided bundle, so remediation should be tied to vendor or Patchstack confirmation.
Mitigation direction
- Inventory WordPress sites for Support Board installations and versions.
- Treat Support Board version 3.8.0 or earlier as affected.
- Check Schiocco and Patchstack guidance for a fixed version or official mitigation.
- Disable or remove the plugin where exposure cannot be accepted.
- Monitor CVE, Patchstack, and vendor updates for exploitation or remediation changes.
Validation and detection
- Confirm whether Support Board is installed on each WordPress site.
- Record the installed plugin version and compare it with <= 3.8.0.
- Review whether public pages expose Support Board functionality to unauthenticated users.
- Check web and security logs for suspicious requests targeting Support Board endpoints.
- After vendor remediation, retest with benign validation only and confirm reflected input is safely handled.
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-2025-54027 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
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/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:N/UI:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/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.