Kameleo Cookie Controller w.cs CookieController.ListCookies information disclosure

published 2026-10-26 14d ago modified 2026-10-26 14d ago also EUVD-2026-109817

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits: 0; none known

A security flaw has been discovered in Kameleo up to 5.3.1. Affected by this issue is the function CookieController.ListCookies of the file client-engine-application/w.cs of the component Cookie Controller. The manipulation of the argument guid results in information disclosure. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 14d ago (2026-10-26)

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:X/RL:X/RC:C
CNA	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:X/RL:X/RC:C
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N/E:ND/RL:ND/RC:C
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

n/a Kameleo

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-284 Improper Access Control

References

vuldb.com /vuln/426307
vdb-entry, technical-description
vuldb.com /vuln/426307/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-116282
third-party-advisory
vuldb.com /submit/1011321
third-party-advisory
drive.google.com /file/d/1BafyXWX1cUGF6XdI_P1flM1uNyyzHF-w/view?usp=drive_link
broken-link

Sources

CVE List CVE-2026-116282
NVD CVE-2026-116282

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