CVE•Published 2026-08-04•Modified 2026-08-26•1 article on news•6 live references•NVD data
CVE-2026-16618
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
38
Exploit Prediction Scoring System · top 62% of all CVEs
Weaknesses (CWE)
Description
The Improve SEO WordPress plugin through 2.0.11 does not properly validate uploaded files, checking only the file content type while writing the file with the attacker-supplied extension into a publicly accessible directory, allowing unauthenticated users to upload executable PHP files and achieve remote code execution.
Timeline
Published 2026-08-04
Modified 2026-08-26
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-16618Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-16618Censys host search filtered to this CVE id.
grep.app
CVE-2026-16618Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-16618GitHub code search for direct mentions.
Google dork
"CVE-2026-16618" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-16618 on GitHub.