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CVE-2026-39576 Elated-Themes CVE debrief

CVE-2026-39576 is a high-severity vulnerability (CVSS Score: 8.1) affecting the SingleMalt theme, versions <= 1.5. This vulnerability allows unauthenticated attackers to inject PHP objects, potentially leading to code execution, data breaches, or system compromise. The vulnerability was published on June 17, 2026, and immediately gained attention due to its high severity and potential impact. Users of the SingleMalt theme should take immediate action to mitigate this vulnerability. The CVE record and NVD detail provide further information on this vulnerability.

Vendor
Elated-Themes
Product
SingleMalt
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-17
Original CVE updated
2026-06-17
Advisory published
2026-06-17
Advisory updated
2026-06-17

Who should care

Administrators and users of the SingleMalt theme, versions <= 1.5, should be aware of this vulnerability and take necessary actions to secure their installations. This includes updating to a patched version, if available, and implementing additional security measures to prevent exploitation.

Technical summary

CVE-2026-39576 is an unauthenticated PHP object injection vulnerability in the SingleMalt theme, versions <= 1.5. This vulnerability allows attackers to inject malicious PHP objects, which can lead to code execution, data breaches, or system compromise. The vulnerability has a CVSS Score of 8.1, indicating high severity. The CWE-502 weakness is associated with this vulnerability, indicating a problem with deserialization of untrusted data.

Defensive priority

High

Recommended defensive actions

  • Update the SingleMalt theme to a patched version, if available.
  • Implement a web application firewall (WAF) to detect and prevent exploitation attempts.
  • Monitor system logs for suspicious activity.
  • Restrict access to sensitive areas of the website.
  • Use secure protocols for data transmission.
  • Regularly update and patch software and themes.
  • Consider using a security scanner to identify vulnerabilities.

Evidence notes

The CVE record and NVD detail provide information on this vulnerability. The Patchstack database also provides a mitigation or vendor reference for this vulnerability [ref-4].

Official resources

public