CVE•Published 2026-05-20•Modified 2026-07-24•4 articles on news•4 live references•NVD data

CVE-2026-41091Microsoft · Malware_protection_engine

Vulnerability data via NVD (ingested)

CVSS v3.1

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 6% of all CVEs

Weaknesses (CWE)

CWE-59Improper Link Resolution Before File Access ('Link Following')

Description

Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.

Timeline

Published 2026-05-20

Modified 2026-07-24

External references

NVD MITRE Exploit-DB VulnCheck

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-2026-41091

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Microsoft Malware Protection Engine"

All exposed Microsoft Malware Protection Engine instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Malware Protection Engine"

HTTP body or banner mentions "Malware Protection Engine" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-41091

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-41091

Censys host search filtered to this CVE id.

grep.app

CVE-2026-41091

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-41091

GitHub code search for direct mentions.

Google dork

"CVE-2026-41091" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub (8)

CVE-2026-410918 repos

0xMarcio/pocindexPython

Search 82,000+ public CVE proof-of-concept exploits from GitHub, Nuclei, ExploitDB, Metasploit and Vulhub.

★ 1,426·updated 1d ago

Ostorlab/KEVunknown

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

★ 619·updated 4d ago

v-p-b/avpwnunknown

List of real-world threats against endpoint protection software

★ 218·updated 2w ago

ctrsploit/ctrsploitC

A penetration toolkit for container environment

★ 154·updated 1mo ago

elbelicojackson-hue/haking-code-TypeScript

★ 71·updated 4mo ago

DarkFunct/TK-CVE-RepoPython

TK-CVE-Repo

★ 51·updated 4mo ago

tc4dy/CVE-2026-54121-PoC-ExploitPython

CVE-2026-54121 - CertiGhost AD CS Multi-Exploit Framework | Rogue DC + LDAP spoofing, certificate abuse, PKINIT hash extraction, auto DCSync. Safe Checker + full exploit, multi-thr…

★ 29·updated 6d ago

0xBlackash/CVE-2026-41091C++

CVE-2026-41091

★ 12·updated 4mo ago