CVE-2026-29002: CouchCMS, заобикаляне на вход и права

Описание

Оригинално описание

CouchCMS contains a privilege escalation vulnerability that allows authenticated Admin-level users to create SuperAdmin accounts by tampering with the f_k_levels_list parameter in user creation requests. Attackers can modify the parameter value from 4 to 10 in the HTTP request body to bypass authorization validation and gain full application control, circumventing restrictions on SuperAdmin account creation and privilege assignment.

Засегнати продукти

• CouchCMS CouchCMS: до 2.4.0

Вид слабост

• CWE-639 Authorization Bypass Through User-Controlled Key

История

Други уязвимости в CouchCMS CouchCMS

• 5.4CVE-2021-47955
• 5.3CVE-2021-47958

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-29002
• https://nvd.nist.gov/vuln/detail/CVE-2026-29002
• https://gist.github.com/thepiyushkumarshukla/477e2d2bbbe8cc3ec0d640c50f0cf9e1
• https://www.couchcms.com/
• https://www.vulncheck.com/advisories/couchcms-privilege-escalation-via-f-k-levels-list-parameter