Security readout for executives and security teams
Plain-English summary
CVE-2011-3864 is a cross-site scripting issue in The Erudite WordPress theme before version 2.7.9. A remote attacker could inject script or HTML through the cpage parameter. Business impact depends on whether the old theme is still deployed on public WordPress sites.
Executive priority
Treat as a targeted legacy WordPress cleanup item. Prioritize internet-facing sites, especially any still using old themes, but do not escalate as actively exploited based on the provided evidence.
Technical view
The reported vulnerability is parameter-based XSS affecting The Erudite theme versions before 2.7.9 for WordPress. The CVE record states remote attackers can inject arbitrary web script or HTML via cpage. The source bundle does not provide CVSS, CWE, exploit details, or environmental prerequisites.
Likely exposure
Exposure is most likely on legacy WordPress sites still running The Erudite theme before 2.7.9. Current exposure cannot be assumed without checking theme inventories and public routes where cpage is accepted or reflected.
Exploitation context
The bundle does not show CISA KEV listing or active exploitation evidence. The vulnerability is remotely reachable in principle, but the available sources do not confirm real-world exploitation, exploit maturity, authentication requirements, or browser interaction conditions.
Researcher notes
The public record is sparse: no CVSS vector, CWE, detailed patch notes, or exploit-status evidence are included. Analysis should remain limited to The Erudite before 2.7.9 and the cpage XSS behavior stated in the CVE description.
Mitigation direction
- Identify WordPress sites using The Erudite theme.
- Upgrade The Erudite to version 2.7.9 or later where available.
- Replace the theme if a maintained safe version is unavailable.
- Check vendor or project guidance before changing unsupported deployments.
- Review web application controls for reflected XSS coverage.
Validation and detection
- Confirm deployed The Erudite versions across WordPress assets.
- Verify no public site runs The Erudite before 2.7.9.
- Review access logs for unusual cpage parameter activity.
- Confirm updated pages safely handle unexpected cpage input.
- Run approved vulnerability scanning after remediation.
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-2011-3864 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://sitewat.ch/en/Advisories/23CVE 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.