CVE-2023-42398
CVE-2023-42398 is a critical-severity vulnerability in Zzcms with a CVSS 3.x base score of 9.8. 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-918.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (67th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-918
- Affected product: Zzcms
- Published:
- Last modified:
Description
An issue in zzCMS v.2023 allows a remote attacker to execute arbitrary code and obtain sensitive information via the ueditor component in controller.php.
Frequently asked questions
- What is CVE-2023-42398?
- An issue in zzCMS v.2023 allows a remote attacker to execute arbitrary code and obtain sensitive information via the ueditor component in controller.php.
- How severe is CVE-2023-42398?
- CVE-2023-42398 has a CVSS 3.x base score of 9.8, 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 high.
- Is CVE-2023-42398 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-42398?
- CVE-2023-42398 affects Zzcms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-42398?
- 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-2023-42398 published?
- CVE-2023-42398 was published on 2023-09-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:zzcms:zzcms:2023:*:*:*:*:*:*:*
More vulnerabilities in Zzcms
- CVE-2025-22957 — Critical (CVSS 9.8): A SQL injection vulnerability exists in the front-end of the website in ZZCMS <= 2023, which can be exploited without…
- CVE-2024-52724 — Critical (CVSS 9.8): ZZCMS 2023 was discovered to contain a SQL injection vulnerability in /q/show.php.
- CVE-2023-50104 — Critical (CVSS 9.8): ZZCMS 2023 has a file upload vulnerability in 3/E_bak5.1/upload/index.php, allowing attackers to exploit this loophole…
- CVE-2019-12351 — Critical (CVSS 9.8): An issue was discovered in zzcms 2019. SQL Injection exists in dl/dl_print.php via an id parameter value with a…
- CVE-2019-12350 — Critical (CVSS 9.8): An issue was discovered in zzcms 2019. SQL Injection exists in dl/dl_download.php via an id parameter value with a…
- CVE-2019-12349 — Critical (CVSS 9.8): An issue was discovered in zzcms 2019. SQL Injection exists in /admin/dl_sendsms.php via the id parameter.
Other CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities
- CVE-2026-47938 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by a Server-Side Request Forgery (SSRF)…
- CVE-2026-35431 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Microsoft Entra ID Entitlement Management allows an unauthorized attacker to…
- CVE-2026-32186 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Microsoft Bing allows an unauthorized attacker to elevate privileges over a…
- CVE-2026-33107 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Azure Databricks allows an unauthorized attacker to elevate privileges over a…
- CVE-2026-32871 — Critical (CVSS 10.0): FastMCP is a Pythonic way to build MCP servers and clients. Prior to version 3.2.0, the OpenAPIProvider in FastMCP…
- CVE-2026-32169 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Azure Cloud Shell allows an unauthorized attacker to elevate privileges over a…
Browse all CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities →