Security readout for executives and security teams
Plain-English summary
CVE-2015-9319 is a cross-site scripting issue in the Greg's High Performance SEO WordPress plugin before version 1.6.2. The source states the issue applies in the context of an old browser. No CVSS score, affected CPEs, or active exploitation evidence is provided.
Executive priority
Treat as a targeted cleanup item rather than an emergency unless vulnerable WordPress sites and old-browser use are confirmed. Prioritize inventory, version verification, and vendor guidance review.
Technical view
The CVE record describes XSS in gregs-high-performance-seo before 1.6.2 for WordPress, with exploitation context limited to an old browser. The bundle does not identify the vulnerable parameter, attack prerequisites, CWE, CVSS vector, or confirmed fixed release notes beyond the before-1.6.2 version boundary.
Likely exposure
Exposure is likely limited to WordPress sites that installed Greg's High Performance SEO versions earlier than 1.6.2, especially where old browsers remain in use. The bundle provides no CPEs or deployment prevalence data.
Exploitation context
The CVE is not listed as KEV in the provided bundle, and no cited source confirms active exploitation. The old-browser qualifier suggests practical risk depends on client/browser conditions, but details are incomplete.
Researcher notes
Evidence is sparse. The public bundle identifies XSS, plugin name, WordPress context, and versions before 1.6.2, but lacks exploit mechanics, affected parameters, CVSS, CWE, and confirmed exploitation status.
Mitigation direction
- Identify any WordPress sites using Greg's High Performance SEO.
- Check whether installed plugin versions are earlier than 1.6.2.
- Review the WordPress plugin developer page for current vendor guidance.
- Update or remove vulnerable plugin installations where vendor guidance supports it.
- Reduce reliance on old browsers for administrative and user workflows.
Validation and detection
- Confirm plugin presence and version across WordPress inventories.
- Verify no production site runs gregs-high-performance-seo before 1.6.2.
- Check whether business workflows still support old browsers.
- Review web application logs for suspicious script-injection indicators.
- Document unknowns because the CVE lacks CVSS, CWE, and parameter details.
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.
CVE-2015-9319 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://wordpress.org/plugins/gregs-high-performance-seo/#developersCVE reference · x_refsource_MISC
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.