CVE-2019-15838
CVE-2019-15838 is a medium-severity vulnerability in Kunalnagar Custom 404 Pro with a CVSS 3.x base score of 6.1. 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 6.1)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Kunalnagar Custom 404 Pro
- Published:
- Last modified:
Description
The custom-404-pro plugin before 3.2.8 for WordPress has reflected XSS, a different vulnerability than CVE-2019-14789.
Frequently asked questions
- What is CVE-2019-15838?
- The custom-404-pro plugin before 3.2.8 for WordPress has reflected XSS, a different vulnerability than CVE-2019-14789.
- How severe is CVE-2019-15838?
- CVE-2019-15838 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2019-15838 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-15838?
- CVE-2019-15838 affects Kunalnagar Custom 404 Pro. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-15838?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-15838 published?
- CVE-2019-15838 was published on 2019-08-30 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:kunalnagar:custom_404_pro:*:*:*:*:*:wordpress:*:*
More vulnerabilities in Kunalnagar Custom 404 Pro
- CVE-2023-2032 — Critical (CVSS 9.8): The Custom 404 Pro WordPress plugin before 3.8.1 does not properly sanitize database inputs, leading to multiple SQL…
- CVE-2024-39646 — High (CVSS 7.1): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kunal Custom 404…
- CVE-2023-51540 — High (CVSS 7.1): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kunal Nagar…
- CVE-2022-47605 — Medium (CVSS 6.4): Auth. SQL Injection') vulnerability in Kunal Nagar Custom 404 Pro plugin <= 3.7.0 versions.
- CVE-2023-2023 — Medium (CVSS 6.1): The Custom 404 Pro WordPress plugin before 3.7.3 does not escape some URLs before outputting them in attributes,…
- CVE-2019-14789 — Medium (CVSS 6.1): The Custom 404 Pro plugin 3.2.8 for WordPress has XSS via the wp-admin/admin.php?page=c4p-main page parameter.
All CVEs affecting Kunalnagar Custom 404 Pro →
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 →