CVE-2026-1203

MEDIUM

Crmeb < 5.6.3 - Authentication Bypass

Title source: rule
STIX 2.1

Description

A weakness has been identified in CRMEB up to 5.6.3. The impacted element is the function remoteRegister of the file crmeb/app/services/user/LoginServices.php of the component JSON Token Handler. Executing a manipulation of the argument uid can lead to improper authentication. The attack may be performed from remote. The attack requires a high level of complexity. The exploitability is regarded as difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS v3 5.6
EPSS 0.0008
EPSS Percentile 23.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-287
Status published
Products (1)
crmeb/crmeb < 5.6.3
Published Jan 20, 2026
Tracked Since Feb 18, 2026