# CVE-2026-116282: Kameleo Cookie Controller information disclosure

Source: https://junglewise.ai/threats/cve-2026-116282-a-security-flaw-has-been-discovered-in-kameleo-up-to-5-3-1  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-26. Updated: 2026-10-26  
License: CC BY 4.0 with a link back

CVE-2026-116282 · Severity: medium · CVSS 4.3 · Published 2026-10-26

Kameleo is a tool used to manage browser profiles and cookies. A flaw in its Cookie Controller component allows remote attackers to disclose sensitive cookie information by manipulating parameters, potentially exposing user authentication credentials or session data.

Technologies: [Kameleo](https://junglewise.ai/threats/technologies/kameleo). Vendors: [Kameleo](https://junglewise.ai/threats/vendors/kameleo).

## Quick answers

**Is CVE-2026-116282 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-116282 being exploited in the wild.

**How severe is CVE-2026-116282?** Medium severity, with a CVSS score of 4.3, published 26 October 2026.

**Which products and versions are affected?** Kameleo up to 5.3.1.

**Is there a fix for CVE-2026-116282?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-116282 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-116282?** Check whether you run Kameleo at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The CookieController.ListCookies function in the Cookie Controller component (client-engine-application/w.cs) is vulnerable to information disclosure through manipulation of the guid parameter. The vulnerability allows remote attackers to access sensitive cookie data, likely requiring some level of authentication or access to the application. No patch has been released by the vendor.

## Affected products

- Kameleo Kameleo up to 5.3.1

## Timeline

- 2026-10-26: disclosed

## References

- [https://drive.google.com/file/d/1BafyXWX1cUGF6XdI_P1flM1uNyyzHF-w/view?usp=drive_link](https://drive.google.com/file/d/1BafyXWX1cUGF6XdI_P1flM1uNyyzHF-w/view?usp=drive_link)
- [https://vuldb.com/cve/CVE-2026-116282](https://vuldb.com/cve/CVE-2026-116282)

## Related threats

- [Kameleo information disclosure in Local API user-info endpoint](https://junglewise.ai/threats/cve-2026-116284-a-security-vulnerability-has-been-detected-in-kameleo-up-to-5-3)
- [Kameleo Local API information disclosure in /profiles](https://junglewise.ai/threats/cve-2026-116283-a-weakness-has-been-identified-in-kameleo-up-to-5-0-1-26-this)
- [Kameleo server-side request forgery in proxy validation](https://junglewise.ai/threats/cve-2026-116280-a-vulnerability-was-determined-in-kameleo-up-to-5-0-1-26)