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CVE Record

CVE-2018-11568: Reflected XSS is possible in the GamePlan theme through 1.5.13.2 for WordPress because of insufficient inpu...

Reflected XSS is possible in the GamePlan theme through 1.5.13.2 for WordPress because of insufficient input sanitization, as demonstrated by the s parameter. In some (but not all) cases, the '<' and '>' characters have &lt; and &gt; representations.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This CVE describes reflected cross-site scripting in the WordPress GamePlan theme through 1.5.13.2. A crafted request can cause a visitor’s browser to process unsafe input. Business risk depends on whether the theme is installed on public sites and whether attackers can lure users to crafted links.

Executive priority

Treat this as a moderate web risk requiring inventory and remediation planning. It is not marked as known exploited in the supplied sources, but public XSS disclosures can still create brand, session, and user-trust risk.

Technical view

The issue is insufficient input sanitization in the GamePlan Event and Gym Fitness theme for WordPress, demonstrated through the s parameter. The CVE notes inconsistent handling of angle brackets. No CVSS score, CWE, vendor advisory, or fixed version is provided in the supplied sources.

Likely exposure

Likely exposure is WordPress sites running the GamePlan theme at version 1.5.13.2 or earlier, especially public sites where search or request parameters are reachable by unauthenticated users.

Exploitation context

The Packet Storm reference indicates public disclosure with a demonstration. The supplied sources do not show CISA KEV listing, confirmed active exploitation, or weaponized campaign evidence.

Researcher notes

Evidence is limited to the CVE description and Packet Storm reference. The affected product metadata is incomplete in the CVE record, so confirm the exact theme package, version, and vendor source before remediation decisions.

Mitigation direction

  • Inventory WordPress sites for the GamePlan theme and exact version.
  • Check vendor or marketplace guidance for a fixed or supported release.
  • If no maintained fix exists, plan migration to a supported theme.
  • Use WAF filtering as temporary risk reduction, not a confirmed fix.
  • Review affected pages for proper output escaping after remediation.

Validation and detection

  • Confirm whether GamePlan theme version is 1.5.13.2 or earlier.
  • Identify public pages that accept the s parameter or search input.
  • Review logs for suspicious requests targeting search parameters.
  • Validate remediation by confirming unsafe input is encoded, not executed.
  • Document findings for each WordPress site reviewed.
Prepared
Confidence
medium
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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

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CVE-2018-11568 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.