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PatchSiren cyber security CVE debrief

CVE-2026-62123 ThemeREX CVE debrief

The Invetex theme versions <= 2.18 is vulnerable to unauthenticated PHP Object Injection. This critical vulnerability may allow attackers to execute arbitrary code, potentially leading to data tampering or unauthorized access. Defenders should verify exposure and assess potential impact. The CVE record and NVD entry provide limited information about the vulnerability, so verification from official sources is necessary.

Vendor
ThemeREX
Product
Invetex
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-10
Original CVE updated
2026-10-10
Advisory published
2026-10-10
Advisory updated
2026-10-10

Who should care

Defenders responsible for WordPress installations using the Invetex theme should assess exposure and potential impact.

Why it matters

Defenders should prioritize verifying exposure and assessing potential impact due to the critical severity of the vulnerability.

  • Potential code execution requires verification from official sources
  • Possible data tampering or unauthorized access

Technical summary

The Invetex theme versions <= 2.18 is vulnerable to unauthenticated PHP Object Injection due to inadequate input validation and sanitization. This vulnerability could allow attackers to inject malicious PHP objects, potentially leading to code execution or data breaches. Defenders should review PHP configuration and hardening measures to mitigate potential risks.

Defensive priority

Defenders should prioritize verifying exposure and assessing potential impact.

Recommended defensive actions

  • Verify Invetex theme version and assess exposure
  • Review PHP configuration and hardening measures
  • Monitor for potential exploitation attempts

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-62123 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-62123

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

  • CVE-2026-62123 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-62123

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

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.