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PatchSiren cyber security CVE debrief

CVE-2026-65436 Themeum CVE debrief

A vulnerability was found in the Kirki plugin, affecting versions up to 6.0.13. This issue allows an editor to delete arbitrary files. The vulnerability has a CVSS score of 6.8, indicating a medium severity level. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H. Users with editor privileges should be aware of this vulnerability and take necessary precautions.

Vendor
Themeum
Product
Kirki
CVSS
MEDIUM 6.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-27
Original CVE updated
2026-07-27
Advisory published
2026-07-27
Advisory updated
2026-07-27

Who should care

Users of the Kirki plugin, particularly those with editor privileges, should be aware of this vulnerability and take necessary precautions to prevent exploitation. This includes updating the plugin to a version beyond 6.0.13 and restricting editor privileges to minimize potential impact.

Technical summary

The Kirki plugin is vulnerable to arbitrary file deletion, potentially allowing an editor to delete files on the server. The vulnerability has a CVSS score of 6.8 and a CVSS vector of CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H. Users with editor-level access should update the plugin to a version beyond 6.0.13.

Defensive priority

Medium priority should be given to updating the Kirki plugin to a version beyond 6.0.13, especially for users with editor-level access.

Recommended defensive actions

  • Update the Kirki plugin to a version beyond 6.0.13.
  • Restrict editor privileges to minimize potential impact.
  • Monitor server logs for suspicious file deletion activities.
  • 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 2026-07-27T15:17:08.910Z and was last modified on 2026-07-27T19:17:21.930Z. The NVD entry is currently Deferred. Evidence is limited to CVE and NVD information. Defenders should verify affected Kirki plugin deployments and review official advisories.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-65436 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-65436

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

  • CVE-2026-65436 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-65436

    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.