Critical Deserialization Flaw in Axiomthemes Balance Plugin Exposes Sites to Object Injection
The National Vulnerability Database rates CVE-2026-93945 as critical, affecting Axiomthemes Balance versions up to 1.12.0 through untrusted data deserialization.
Key points
- The National Vulnerability Database assigned CVE-2026-93945 a CVSS score of 9.8, classifying the vulnerability as critical.
- Axiomthemes Balance plugin versions from its initial release through version 1.12.0 are affected by this object injection flaw.
- The underlying weakness is identified as CWE-502, involving the deserialization of untrusted data within the application.
The National Vulnerability Database published a critical vulnerability record for the Axiomthemes Balance plugin on the current date. This new entry, identified as CVE-2026-93945, highlights a severe security flaw that allows for object injection through the deserialization of untrusted data. The finding represents a significant risk to websites utilizing this specific WordPress theme and plugin combination.
At a glance
- CVE
- CVE-2026-93945
- Product
- Axiomthemes Balance
- CVSS
- 9.8 Critical
- Weakness
- insecure deserialization
- Exploited
- No known exploitation
According to the NVD record, the vulnerability carries a CVSS score of 9.8, which places it in the highest severity tier. This rating indicates that the flaw is easily exploitable and could lead to complete system compromise if triggered by an attacker. The specific technical weakness is categorized under CWE-502, which relates to the improper handling of serialized data that has not been verified or trusted by the application.
Context and Background
The NVD description specifies that the issue allows for object injection, a technique that can enable remote code execution or other malicious activities. Deserialization vulnerabilities occur when an application processes serialized data from an untrusted source without proper validation. Attackers can craft malicious payloads that, when deserialized, execute arbitrary code on the server hosting the website.
This type of vulnerability is particularly dangerous because it often does not require user interaction to exploit. An attacker may only need to send a specially crafted request to the vulnerable endpoint. The high CVSS score reflects the ease of exploitation and the potential impact on the confidentiality, integrity, and availability of the affected systems.
Who Is Affected
The vulnerability affects the Axiomthemes Balance plugin, specifically versions ranging from the initial release through version 1.12.0. Any website running these versions is potentially exposed to the object injection attack described in the advisory. Users who have not updated their installation beyond version 1.12.0 remain vulnerable to this critical security issue.
Site administrators should verify their current version of the Axiomthemes Balance plugin immediately. If the installed version is 1.12.0 or lower, the site is considered affected by CVE-2026-93945. There is no indication in the source material that a patched version has been released or that a fix is currently available for this specific vulnerability.
What should you do?
Security professionals should monitor their environments for any signs of exploitation attempts related to this deserialization flaw. Since no fix has been confirmed yet, immediate mitigation strategies are essential for affected systems. Organizations should prioritize identifying all instances of the vulnerable plugin version across their web infrastructure to assess the scope of exposure.
What to do and how to stay safe: Axiomthemes
- Audit all WordPress installations to identify if Axiomthemes Balance versions up to 1.12.0 are present on any servers.
- Review server logs for unusual deserialization errors or unexpected object creation that may indicate exploitation attempts.
- Implement web application firewall rules to block suspicious requests targeting known deserialization endpoints until a patch is available.
- Restrict administrative access to the website backend to reduce the attack surface while awaiting a vendor update.
Step-by-step guide: Risk Based Vulnerability Management: Prioritize Fixes by Actual Threat
General security guidance from the Threat Times newsroom. It is not confirmed advice from the organisations named in this story.
Frequently asked questions
What is the CVSS score for CVE-2026-93945?
The National Vulnerability Database rates CVE-2026-93945 with a CVSS score of 9.8, which is classified as critical.
Which versions of Axiomthemes Balance are affected by this vulnerability?
The vulnerability affects Axiomthemes Balance versions from the initial release through version 1.12.0.
Is there a patch available for this deserialization flaw?
No fix has been confirmed yet according to the provided source material.
