Yzmcms
CVE-2022-23383
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK
2 techniques across 2 tactics: Defense Evasion, Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 9.1 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 1.42%. |
| Exploit ScenarioDerived | A remote attacker could bypass authentication mechanisms to gain unauthorized access by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
Get an e-mail when this CVE is exploited, patched or re-scored. Free account.
Alert meAnalysisAI
YzmCMS v6.3 is affected by broken access control. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. YzmCMS v6.3 is affected by broken access control. Without login, unauthorized access to the user's personal home page can be realized. It is necessary to judge the user's login status before accessing the personal home page, but the vulnerability can access other users' home pages through the non login status because real authentication is not carried out. Affected products include: Yzmcms.
Know when Yzmcms gets its next vulnerability
- Watch products and get an email when something new is published
- Check this CVE against your own stack and servers
- Exploit and PoC references, threat intelligence from 22 sources
No credit card · 7-day full trial
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
YzmCMS v6.3 is affected by broken access control. Without login, unauthorized access to the user's personal home page can be realized. It is necessary to judge the user's login status before accessing the personal home page, but the vulnerability can access other users' home pages through the non login status because real authentication is not carried out.
Threat Intelligence Overview
NVD
CVE.org
EPSS
VulDB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Affected Products (CPE)NVD
YzmCMS v5.2 has admin/role/add.html CSRF. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no
Eval injection in yzmphp/core/function/global.func.php in YzmCMS v3.7.1 allows remote attackers to achieve arbitrary cod
\application\admin\controller\update_urls.class.php in YzmCMS 3.6 has SQL Injection via the catids array parameter to ad
Cross Site Scripting (XSS) vulnerability in YzmCMS 7.0 allows attackers to run arbitrary code via Ads Management, Carous
An issue was discovered in YzmCMS 3.8. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, low
An issue was discovered in YzmCMS 3.8. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, low
admin/urlrule/add.html in YzmCMS 5.3 allows CSRF with a resultant denial of service by adding a superseding route. Rated
member/index/register.html in YzmCMS 6.5 through 7.0 allows XSS via the Referer HTTP header. Rated medium severity (CVSS
A cross-site scripting (XSS) vulnerability in the Publish Article function of yzmcms v7.1 allows attackers to execute ar
An issue in the component /member/index/login of yzmcms v7.0 allows attackers to direct users to malicious sites via a c
In YzmCMS v5.5 the member contribution function in the editor contains a cross-site scripting (XSS) vulnerability. Rated
An HTTP Host header injection vulnerability exists in YzmCMS V5.3. Rated medium severity (CVSS 6.1), this vulnerability
GitHub PoC
Exploit-DB