CVE-2026-13529
MediumCVSS 5.6Exploitation Probability (EPSS)
Low risk15th percentile - higher than 15% of all known CVEs
Summary
A SQL injection vulnerability was found in YzmCMS up to version 7.5 in the file /application/install/index.php. The attack involves manipulating the siteurl argument and can be executed remotely, though it is considered difficult to exploit. The exploit has been publicly disclosed.
Risk Assessment
Successful exploitation could allow an attacker to inject malicious SQL code, leading to data leakage or modification. Despite the high complexity, the public exploit increases the risk of attack.
Recommendation
Immediately update YzmCMS to the latest version beyond 7.5 or apply temporary mitigations such as input validation for siteurl. Monitor logs for unusual SQL queries.
Other vulnerabilities in YzmCMS
See all- CVE-2022-23383Critical
YzmCMS v6.3 is affected by a broken access control vulnerability that allows unauthorized access to users' personal home pages without login. The issue arises from missing authentication checks before accessing the home page, enabling attackers to view other users' pages while not logged in.
- CVE-2026-75417High
A SQL injection vulnerability in YzmCMS 7.5 occurs in the get_arrchildid() function in category.class.php. The parentid parameter is directly concatenated into a FIND_IN_SET() SQL clause without proper sanitization, allowing an authenticated administrator to execute arbitrary SQL queries via boolean-based blind injection.
- CVE-2026-15202Medium
A security vulnerability has been detected in YzmCMS up to version 7.5. The function get_url in the file /yzmphp/yzmphp.php of the Header Handler component is affected. Manipulation of the HTTP_HOST argument leads to cross-site scripting (XSS), which can be exploited remotely. The exploit has been publicly disclosed and may be used.
- CVE-2025-56304Medium
Cross-site scripting (XSS) vulnerability in YzmCMS through version 7.3, located in the referer header on the registration page. It allows an attacker to inject malicious script into the victim's browser.
- CVE-2021-36712Medium
Cross Site Scripting (XSS) vulnerability in yzmcms 6.1 allows attackers to steal user cookies via the image clipping function.
Original NVD description (English source)
A vulnerability was determined in YzmCMS up to 7.5. This affects an unknown function of the file /application/install/index.php. Executing a manipulation of the argument siteurl can lead to sql injection. The attack can be executed remotely. A high complexity level is associated with this attack. The exploitability is reported as difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.