PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-112849 AivahThemes CVE debrief

The Hostme v2 theme for WordPress versions up to 7.0 is vulnerable to a cross-site scripting (XSS) attack. This issue arises from improper neutralization of input during web page generation, allowing an attacker to inject malicious code. Defenders responsible for WordPress installations using the Hostme v2 theme should assess exposure and prioritize updates to prevent XSS attacks. The CVE record was published on 2026-10-23T13:00:19.660Z and has not been modified since then. AI-assisted PatchSiren debrief based on the supplied source corpus.

Vendor
AivahThemes
Product
Hostme v2
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-23
Original CVE updated
2026-10-23
Advisory published
2026-10-23
Advisory updated
2026-10-23

Who should care

Defenders responsible for WordPress installations using the Hostme v2 theme should assess exposure and prioritize updates to prevent XSS attacks.

Why it matters

CVE-2026-112849 is a cross-site scripting vulnerability in WordPress Hostme v2 theme versions up to 7.0. Defenders should prioritize verifying and updating Hostme v2 theme versions to prevent XSS attacks.

  • Defenders must verify and update Hostme v2 theme versions to prevent XSS attacks
  • Implementing input validation and output encoding can prevent DOM-based XSS
  • Monitoring for suspicious activity and implementing Content Security Policy (CSP) can help mitigate the vulnerability

Technical summary

The Hostme v2 theme for WordPress versions up to 7.0 is vulnerable to a cross-site scripting (XSS) attack due to improper neutralization of input during web page generation. This allows an attacker to inject malicious code. Defenders should prioritize verifying and updating Hostme v2 theme versions to prevent XSS attacks. Implementing input validation and output encoding can prevent DOM-based XSS. Monitoring for suspicious activity and implementing Content Security Policy (CSP) can help mitigate the vulnerability.

Defensive priority

Defenders should prioritize verifying and updating Hostme v2 theme versions to prevent XSS attacks.

Recommended defensive actions

  • Verify and update Hostme v2 theme versions to prevent XSS attacks
  • Implement input validation and output encoding to prevent DOM-based XSS
  • Monitor for suspicious activity and implement Content Security Policy (CSP)

Evidence notes

The CVE record and source item provide details on the XSS vulnerability in Hostme v2 theme versions up to 7.0. Evidence is limited to CVE Program records and NVD vulnerability details. Defenders should verify Hostme v2 theme versions and review official advisories for affected scope and severity. Compensating controls and monitoring may be necessary for exposed systems.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-112849 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-112849

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-112849 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-112849

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.