CVE-2018-13021
CVE-2018-13021 is a high-severity vulnerability in Hongcms Project Hongcms with a CVSS 3.x base score of 7.2. 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-434.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 9.0
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-434
- Affected product: Hongcms Project Hongcms
- Published:
- Last modified:
Description
An issue was discovered in HongCMS 3.0.0. There is an Arbitrary Script File Upload issue that can result in PHP code execution via the admin/index.php/template/upload URI.
Frequently asked questions
- What is CVE-2018-13021?
- An issue was discovered in HongCMS 3.0.0. There is an Arbitrary Script File Upload issue that can result in PHP code execution via the admin/index.php/template/upload URI.
- How severe is CVE-2018-13021?
- CVE-2018-13021 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-13021 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-13021?
- CVE-2018-13021 affects Hongcms Project Hongcms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-13021?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2018-13021 published?
- CVE-2018-13021 was published on 2018-06-29 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:hongcms_project:hongcms:3.0.0:*:*:*:*:*:*:*
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