CVE•Published 2026-08-25•Modified 2026-08-27•1 article on news•6 live references•NVD data
CVE-2026-65637Apache · Tomcat
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
11
Exploit Prediction Scoring System · top 89% of all CVEs
Weaknesses (CWE)
Description
Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.
Timeline
Published 2026-08-25
Modified 2026-08-27
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).
Shodan · vuln tag0 hosts
vuln:CVE-2026-65637Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Apache Tomcat"All exposed Apache Tomcat instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Tomcat"HTTP body or banner mentions "Tomcat" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-65637Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-65637Censys host search filtered to this CVE id.
grep.app
CVE-2026-65637Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-65637GitHub code search for direct mentions.
Google dork
"CVE-2026-65637" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.