CVE•Published 2026-04-14•Modified 2026-04-23•3 articles on news•6 live references•NVD data
CVE-2026-33825Microsoft · Defender_antimalware_platform
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
—
Weaknesses (CWE)
Description
Insufficient granularity of access control in Microsoft Defender allows an authorized attacker to elevate privileges locally.
Timeline
Published 2026-04-14
Modified 2026-04-23
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-2026-33825Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Microsoft Defender Antimalware Platform"All exposed Microsoft Defender Antimalware Platform instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Defender Antimalware Platform"HTTP body or banner mentions "Defender Antimalware Platform" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-33825Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-33825Censys host search filtered to this CVE id.
grep.app
CVE-2026-33825Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-33825GitHub code search for direct mentions.
Google dork
"CVE-2026-33825" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (8)
CVE-2026-338258 repos
nomi-sec/PoC-in-GitHubunknown
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
DarkFunct/TK-CVE-RepoPython
TK-CVE-Repo
MaikCyberSec/Threat-Hunting-unknown
Threat Hunting based on KQL
Letlaka/redsun-bluehammer-undefend-detection-packunknown
Microsoft Defender XDR KQL detections for RedSun, BlueHammer, UnDefend, and CVE-2026-33825-related Defender abuse behaviors.
0xBlackash/CVE-2026-41091C++
CVE-2026-41091
CJCPAs/mythos-launch-responseShell
Community defense plan for the post-Mythos cybersecurity landscape. 49 files, 8000+ lines. 13 stack guides, 19 scanning prompts, 5 audit scripts, Docker scanner. Free. Open. CC BY …
Joe1sn/CVE-2026-33825C++
RedSun PoC for self use
3ch0p01nt/RedSun_Undefendunknown
Detection methods, KQL hunt queries, and defensive recommendations for the RedSun and UnDefend Microsoft Defender zero-day vulnerabilities (April 2026)