Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types: PHP object injection
Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types
PHP object injection in the Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types component. Threat level: Critical (CVSS 9.8).
Who is affected
This vulnerability affects: Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types. If you use this component on your site, check the version and update it as soon as possible.
How dangerous
Rating: Critical, CVSS 9.8 out of 10. Critical flaws are often exploited en masse within hours of disclosure.
What this flaw is
PHP object injection lets an attacker supply a crafted object that performs unintended operations while being processed.
Depending on the site code, it can end in data leakage, file deletion, or code execution.
Score breakdown (CVSS vector)
What the CVSS 9.8 rating means in practice:
- The attack can be carried out remotely, over the internet.
- No login or account required.
- Requires no action from the victim.
- At risk: data confidentiality, integrity (data can be altered), site availability.
Weakness class: CWE-502.
What to do
- Update the vulnerable component (Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types) to the latest version.
- If a patch is not out yet, temporarily disable the vulnerable element.
- Check whether the site has already been attacked: unusual files, new administrator accounts, redirects.
- Make a backup before you start making changes.
Does this flaw affect your site?
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