CVE-2018-17126
CVE-2018-17126 is a critical-severity vulnerability in Chshcms Cscms 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-94.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 3% (87th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Chshcms Cscms
- Published:
- Last modified:
Description
CScms 4.1 allows remote code execution, as demonstrated by 1');eval($_POST[cmd]);# in Web Name to upload\plugins\sys\Install.php.
Frequently asked questions
- What is CVE-2018-17126?
- CScms 4.1 allows remote code execution, as demonstrated by 1');eval($_POST[cmd]);# in Web Name to upload\plugins\sys\Install.php.
- How severe is CVE-2018-17126?
- CVE-2018-17126 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-2018-17126 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-17126?
- CVE-2018-17126 affects Chshcms Cscms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-17126?
- 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-2018-17126 published?
- CVE-2018-17126 was published on 2018-09-17 and last updated on 2026-06-17.
References
- https://github.com/AvaterXXX/CScms/blob/master/CScms_xss.md#cscms_getshell
- https://www.patec.cn/newsshow.php?cid=24&id=125
Affected products (1)
- cpe:2.3:a:chshcms:cscms:4.1:*:*:*:*:*:*:*
More vulnerabilities in Chshcms Cscms
- CVE-2020-28103 — Critical (CVSS 9.8): cscms v4.1 allows for SQL injection via the "page_del" function.
- CVE-2020-28102 — Critical (CVSS 9.8): cscms v4.1 allows for SQL injection via the "js_del" function.
- CVE-2020-21238 — Critical (CVSS 9.8): An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.
- CVE-2020-22848 — Critical (CVSS 9.8): A remote code execution (RCE) vulnerability in the \Playsong.php component of cscms v4.1 allows attackers to execute…
- CVE-2018-16731 — Critical (CVSS 9.8): CScms 4.1 allows arbitrary file upload by (for example) adding the php extension to the default filetype list (gif,…
- CVE-2022-28552 — High (CVSS 8.8): Cscms 4.1 is vulnerable to SQL Injection. Log into the background, open the song module, create a new song, delete it…
All CVEs affecting Chshcms Cscms →
Other CWE-94 (Code Injection) vulnerabilities
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- CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
- CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
- CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
- CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.