CVE-2020-23219
CVE-2020-23219 is a high-severity vulnerability in Monstra Monstra Cms with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.5
- EPSS exploit prediction: 2% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Monstra Monstra Cms
- Published:
- Last modified:
Description
Monstra CMS 3.0.4 allows attackers to execute arbitrary code via a crafted payload entered into the "Snippet content" field under the "Edit Snippet" module.
Frequently asked questions
- What is CVE-2020-23219?
- Monstra CMS 3.0.4 allows attackers to execute arbitrary code via a crafted payload entered into the "Snippet content" field under the "Edit Snippet" module.
- How severe is CVE-2020-23219?
- CVE-2020-23219 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-23219 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-23219?
- CVE-2020-23219 affects Monstra Monstra Cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-23219?
- 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-2020-23219 published?
- CVE-2020-23219 was published on 2021-07-01 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:monstra:monstra_cms:3.0.4:*:*:*:*:*:*:*
More vulnerabilities in Monstra Monstra Cms
- CVE-2018-11678 — Critical (CVSS 9.8): plugins/box/users/users.plugin.php in Monstra CMS 3.0.4 allows Login Rate Limiting Bypass via manipulation of the…
- CVE-2025-69906 — High (CVSS 8.8): Monstra CMS v3.0.4 contains an arbitrary file upload vulnerability in the Files Manager plugin. The application relies…
- CVE-2020-13978 — High (CVSS 7.2): Monstra CMS 3.0.4 allows an attacker, who already has administrative access to modify .chunk.php files on the Edit…
- CVE-2020-20691 — Medium (CVSS 6.5): An issue in Monstra CMS v3.0.4 allows attackers to execute arbitrary web scripts or HTML via bypassing the file…
- CVE-2018-11227 — Medium (CVSS 6.1): Monstra CMS 3.0.4 and earlier has XSS via index.php.
- CVE-2020-23697 — Medium (CVSS 5.4): Cross Site Scripting vulnerabilty in Monstra CMS 3.0.4 via the page feature in admin/index.php.
All CVEs affecting Monstra Monstra Cms →
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