How severe is CVE-2022-23383?

CVE-2022-23383 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2022-23383 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23383?

CVE-2022-23383 affects Yzmcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-23383?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-23383 published?

CVE-2022-23383 was published on 2022-03-10 and last updated on 2026-07-05.

CVE-2022-23383

CVE-2022-23383 is a critical-severity vulnerability in Yzmcms with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Yzmcms
Published: 2022-03-10
Last modified: 2026-07-05

Description

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.

Frequently asked questions

What is CVE-2022-23383?: 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.
How severe is CVE-2022-23383?: CVE-2022-23383 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2022-23383 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23383?: CVE-2022-23383 affects Yzmcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-23383?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-23383 published?: CVE-2022-23383 was published on 2022-03-10 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:yzmcms:yzmcms:6.3:*:*:*:*:*:*:*

More vulnerabilities in Yzmcms

CVE-2018-11554 — Critical (CVSS 9.8): The forgotten-password feature in index.php/member/reset/reset_email.html in YzmCMS v3.2 through v3.7 has a Response…
CVE-2020-23595 — High (CVSS 8.8): Cross Site Request Forgery (CSRF) vulnerability in yzmcms version 5.6, allows remote attackers to escalate privileges…
CVE-2022-23384 — High (CVSS 8.8): YzmCMS v6.3 is affected by Cross Site Request Forgery (CSRF) in /admin.add
CVE-2022-23888 — High (CVSS 8.8): YzmCMS v6.3 was discovered to contain a Cross-Site Request Forgey (CSRF) via the component…
CVE-2020-19951 — High (CVSS 8.8): A cross-site request forgery (CSRF) in /controller/pay.class.php of YzmCMS v5.5 allows attackers to access sensitive…
CVE-2018-20015 — High (CVSS 8.8): YzmCMS v5.2 has admin/role/add.html CSRF.

All CVEs affecting Yzmcms →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →