owen2345 CamaleonCMS up to 2.9.1 front_cache/cama_meta_tag/cama_contact_form before_html improper authorization

Summaryinfo

A vulnerability was found in owen2345 CamaleonCMS up to 2.9.1. It has been declared as critical. Impacted is an unknown function of the component front_cache/cama_meta_tag/cama_contact_form. The manipulation of the argument before_html results in improper authorization. This vulnerability is reported as CVE-2026-73326. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in owen2345 CamaleonCMS up to 2.9.1. Affected is some unknown processing of the component front_cache/cama_meta_tag/cama_contact_form. The manipulation of the argument before_html with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

CamaleonCMS contains a missing authorization vulnerability that allows any authenticated low-privileged user to access and modify plugin settings by reaching four unprotected plugin-administration endpoints without administrator-level authorization. Attackers can manipulate plugin configuration parameters at runtime across the attack, front_cache, cama_meta_tag, and cama_contact_form plugins to alter cached page behavior, modify public meta-tag output, or reconfigure contact forms, enabling account takeover when chained with stored cross-site scripting through the contact form's before_html field.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-73326 since 08/11/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/12/2026). This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• owen2345

Name

• CamaleonCMS

Version

• 2.9.0
• 2.9.1

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CPE 2.2info

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