CVE-2018-18739
CVE-2018-18739 is a medium-severity vulnerability in Sem-cms Semcms 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: Sem-cms Semcms
- Published:
- Last modified:
Description
An XSS issue was discovered in SEMCMS 3.4 via the admin/SEMCMS_Products.php?lgid=1 Keywords field.
Frequently asked questions
- What is CVE-2018-18739?
- An XSS issue was discovered in SEMCMS 3.4 via the admin/SEMCMS_Products.php?lgid=1 Keywords field.
- How severe is CVE-2018-18739?
- CVE-2018-18739 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-2018-18739 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-2018-18739?
- CVE-2018-18739 affects Sem-cms Semcms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-18739?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-18739 published?
- CVE-2018-18739 was published on 2018-10-29 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:sem-cms:semcms:3.4:*:*:*:*:*:*:*
More vulnerabilities in Sem-cms Semcms
- CVE-2025-25686 — Critical (CVSS 9.8): semcms <=5.0 is vulnerable to SQL Injection in SEMCMS_Fuction.php.
- CVE-2024-46103 — Critical (CVSS 9.8): SEMCMS 4.8 is vulnerable to SQL Injection via SEMCMS_Main.php.
- CVE-2024-30938 — Critical (CVSS 9.8): SQL Injection vulnerability in SEMCMS v.4.8 allows a remote attacker to obtain sensitive information via the ID…
- CVE-2024-31012 — Critical (CVSS 9.8): An issue was discovered in SEMCMS v.4.8, allows remote attackers to execute arbitrary code, escalate privileges, and…
- CVE-2024-25422 — Critical (CVSS 9.8): SQL Injection vulnerability in SEMCMS v.4.8 allows a remote attacker to execute arbitrary code and obtain sensitive…
- CVE-2023-50563 — Critical (CVSS 9.8): Semcms v4.8 was discovered to contain a SQL injection vulnerability via the AID parameter at SEMCMS_Function.php.
All CVEs affecting Sem-cms Semcms →
Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities
- CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
- CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
- CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
- CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
- CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
- CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…
Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →