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PatchSiren cyber security CVE debrief

CVE-2026-39603 ThemeGoods CVE debrief

A Cross-Site Request Forgery (CSRF) vulnerability exists in the Grand Photography theme for WordPress, affecting versions up to and including 5.7.8. This issue allows attackers to perform unintended actions on behalf of users. The vulnerability has a CVSS score of 5.4 and a severity rating of MEDIUM. The CVE record was published on 2026-04-08T09:16:29.467Z and last modified on 2026-07-20T20:10:00.110Z.

Vendor
ThemeGoods
Product
Grand Photography
CVSS
MEDIUM 5.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-20
Advisory published
2026-04-08
Advisory updated
2026-07-20

Who should care

Administrators and users of the Grand Photography theme for WordPress should be aware of this vulnerability and take steps to mitigate it. This includes verifying and validating user requests to prevent CSRF attacks and implementing additional security measures such as token-based validation.

Technical summary

The CVE-2026-39603 vulnerability is a Cross-Site Request Forgery (CSRF) issue in the Grand Photography theme for WordPress. The vulnerability has a CVSS score of 5.4 and a severity rating of MEDIUM. It affects versions of the theme up to and including 5.7.8. The issue allows attackers to perform unintended actions on behalf of users.

Defensive priority

Medium priority due to the potential for attackers to perform unintended actions on behalf of users.

Recommended defensive actions

  • Apply the latest patch or update to version 5.7.9 or later
  • Verify and validate user requests to prevent CSRF attacks
  • Implement additional security measures such as token-based validation
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record was published on 2026-04-08T09:16:29.467Z and last modified on 2026-07-20T20:10:00.110Z. The NVD entry is currently Deferred. There is limited information available about the CVE-2026-39603 vulnerability. Defenders should verify the affected scope and severity with the vendor and review the official CVE record for further details.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-39603 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-39603

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

  • CVE-2026-39603 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-39603

    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.