Security readout for executives and security teams
Plain-English summary
CVE-2015-9361 is a cross-site scripting issue in the WordPress Related Posts plugin before version 1.8.2. A vulnerable site could expose users or administrators to script execution in the browser. The public record does not provide CVSS, affected deployment details, or confirmed exploitation.
Executive priority
Treat this as a cleanup-priority WordPress plugin issue, not an emergency based on supplied evidence. Prioritize internet-facing or administrator-used sites first, especially where old plugins remain unmanaged.
Technical view
The CVE describes XSS in Related Posts before 1.8.2 tied to unsafe use of WordPress add_query_arg() and remove_query_arg(). The provided sources do not specify exact parameters, authentication requirements, affected pages, or exploit prerequisites, so validation should focus on plugin presence and version.
Likely exposure
Exposure is likely limited to WordPress installations with the Related Posts plugin installed below version 1.8.2. Sites without this plugin, or running 1.8.2 or later, are not indicated as affected by the supplied sources.
Exploitation context
The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. Because this is XSS in a WordPress plugin, business risk depends on where the vulnerable code is reachable and who can trigger it.
Researcher notes
Evidence is sparse: no CVSS, CWE, CPE, exploit status, or precise vulnerable endpoint is provided. The strongest confirmed facts are plugin name, version boundary before 1.8.2, XSS class, and add_query_arg()/remove_query_arg() involvement.
Mitigation direction
- Upgrade Related Posts to version 1.8.2 or later if still installed.
- If the plugin is unused, remove it from WordPress.
- Check vendor or maintainer guidance for any additional remediation details.
- Review WordPress plugin inventory for obsolete or unsupported components.
Validation and detection
- Identify WordPress sites with the Related Posts plugin installed.
- Confirm the installed plugin version is below 1.8.2 or not.
- Review public-facing and administrative WordPress exposure for affected sites.
- Record compensating controls, but do not treat them as a patch.
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-2015-9361 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://blog.sucuri.net/2015/04/security-advisory-xss-vulnerability-affecting-multiple-wordpress-plugins.htmlCVE reference · x_refsource_MISC
- https://www.barrykooij.com/several-security-updates-released/CVE 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.