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CVE Record

CVE-2023-45067: WordPress WP Simple HTML Sitemap Plugin <= 2.1 is vulnerable to Cross Site Scripting (XSS)

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Ashish Ajani WordPress Simple HTML Sitemap plugin <= 2.1 versions.

MediumCVSS 6.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is a stored cross-site scripting issue in the WordPress Simple HTML Sitemap plugin up to version 2.1. A logged-in user with contributor-level access or higher could store malicious script content that may run when another user views affected content. Business risk is moderate because exploitation needs a valid lower-privileged account and user interaction.

Executive priority

Treat this as a moderate-priority web application hygiene item. Prioritize public WordPress sites, sites with many content contributors, and environments where contributor accounts are shared or weakly controlled.

Technical view

CVE-2023-45067 is CWE-79 stored XSS in Ashish Ajani WordPress Simple HTML Sitemap <=2.1. CVSS 3.1 is 6.5 with network access, low complexity, low privileges, required user interaction, and changed scope. The provided sources do not identify a fixed version, specific vulnerable field, or public exploit details.

Likely exposure

Exposure is limited to WordPress sites using the wp-simple-html-sitemap plugin at version 2.1 or earlier, especially where contributor-or-higher accounts exist or can be compromised.

Exploitation context

The CVE bundle says KEV is false and provides no cited evidence of active exploitation. The vulnerability requires authenticated contributor-level access or higher and a victim interaction path, reducing urgency compared with unauthenticated XSS.

Researcher notes

The record is sparse: it names stored XSS, contributor-plus authentication, affected version <=2.1, and CVSS details, but not the sink, parameter, fixed version, or exploit maturity. Avoid assuming broader WordPress impact beyond this plugin.

Mitigation direction

  • Inventory WordPress sites for wp-simple-html-sitemap installations.
  • Check vendor or Patchstack guidance for a fixed release.
  • Upgrade only to a version confirmed by trusted advisory sources.
  • Restrict contributor-or-higher access to trusted users.
  • Disable the plugin where it is unnecessary or cannot be remediated.

Validation and detection

  • Confirm whether WordPress Simple HTML Sitemap is installed.
  • Record the installed plugin version on each site.
  • Flag any installation at version 2.1 or earlier.
  • Review contributor-or-higher accounts for business need.
  • Check site content for unexpected script-like modifications.
Prepared
Confidence
medium
Sources
3

Public sources used

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

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

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.

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cve · low confidence lookup

CVE-2023-45067 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We 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.

ScoreVersionSeverityVectorExploitImpactSource
6.5CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.5Medium
CVSS 3.1 vector shape for CVE-2023-45067Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Ashish AjaniWordPress Simple HTML Sitemapwp-simple-html-sitemap, n/aunaffected
Weakness

CWE details

CWE-79

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