CVE•Published 2026-07-14•Modified 2026-07-22•1 article on news•5 live references•NVD data
CVE-2026-47300Microsoft · .net
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
42
Exploit Prediction Scoring System · top 58% of all CVEs
Weaknesses (CWE)
Description
Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
Timeline
Published 2026-07-14
Modified 2026-07-22
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-2026-47300Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Microsoft .net"All exposed Microsoft .net instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:".net"HTTP body or banner mentions ".net" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-47300Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-47300Censys host search filtered to this CVE id.
grep.app
CVE-2026-47300Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-47300GitHub code search for direct mentions.
Google dork
"CVE-2026-47300" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.