CVE-2018-9991
CVE-2018-9991 is a medium-severity vulnerability in Frog Cms Project Frog Cms with a CVSS 3.x base score of 4.8. 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-79.
Key facts
- Severity: Medium (CVSS 3.x base score 4.8)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (41st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Frog Cms Project Frog Cms
- Published:
- Last modified:
Description
Frog CMS 0.9.5 has XSS via the /admin/?/user/add Name or Username parameter.
Frequently asked questions
- What is CVE-2018-9991?
- Frog CMS 0.9.5 has XSS via the /admin/?/user/add Name or Username parameter.
- How severe is CVE-2018-9991?
- CVE-2018-9991 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2018-9991 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-9991?
- CVE-2018-9991 affects Frog Cms Project Frog Cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-9991?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-9991 published?
- CVE-2018-9991 was published on 2018-04-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:frog_cms_project:frog_cms:0.9.5:*:*:*:*:*:*:*
More vulnerabilities in Frog Cms Project Frog Cms
- CVE-2014-4912 — Critical (CVSS 9.8): An Arbitrary File Upload issue was discovered in Frog CMS 0.9.5 due to lack of extension validation.
- CVE-2018-8908 — High (CVSS 8.8): An issue was discovered in /admin/?/user/add in Frog CMS 0.9.5. The application's add user functionality suffers from…
- CVE-2018-20776 — High (CVSS 7.5): Frog CMS 0.9.5 provides a directory listing for a /public request.
- CVE-2018-20775 — High (CVSS 7.2): admin/?/plugin/file_manager in Frog CMS 0.9.5 allows PHP code execution by creating a new .php file containing PHP…
- CVE-2018-20773 — High (CVSS 7.2): Frog CMS 0.9.5 allows PHP code execution by visiting admin/?/page/edit/1 and inserting additional <?php lines.
- CVE-2018-20772 — High (CVSS 7.2): Frog CMS 0.9.5 allows PHP code execution via <?php to the admin/?/layout/edit/1 URI.
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