CVE-2026-65795
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedNo cwe for this issue in Windows DNS allows an authorized attacker to elevate privileges locally.
In the news
Third-party coverageSurfaced from public web coverage — external links open in a new tab.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysisA detailed technical summary for this CVE is being prepared.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data< 10.0.14393.9418< 10.0.17763.9121< 10.0.19044.7663< 10.0.19045.7663< 10.0.22631.7517< 10.0.26100.9106< 10.0.26200.9106< 10.0.28000.2704CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Local
- Complexity
- Low
- Privileges
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor data10.0.14393.941810.0.17763.912110.0.19044.7663
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-65795 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesThe absence of CWE classification for CVE-2026-65795 should concern you more than its MEDIUM severity rating suggests. This isn't just incomplete metadata—it creates a measurable gap in your defensive posture that attackers actively exploit. When NVD ships a Windows DNS privilege escalation without CWE classification, every downstream detection tool loses the structured attribute it would normally query. SIEM correlation rules, YARA signatures, and detection-as-code frameworks all depend on CWE tags to route findings and build hunting logic. A CVE without classification falls into manual review queues, meaning a high-privilege DNS service vulnerability sits in organizational limbo while analysts try to bucket it. That's not just inconvenience—that's engineered delay in your response timeline. The 'authorized attacker' constraint masks a deeper architectural reality. Windows DNS runs as SYSTEM not because resolution requires it, but because decades of backward compatibility made privilege minimization politically infeasible. Each such vulnerability is a symptom of accumulated technical debt: a service bloated beyond its trust boundary where security improvements require cross-organizational coordination nobody owns. Your EPSS score of 0.00256 reflects models trained on mass-exploitation potential, not targeted intrusions. Attackers who already have a foothold—through phishing, supply chain compromise, or a separate vulnerability—don't need mass-deployable exploits. They need reliable elevation on the DNS node they're already adjacent to. Low EPSS scores create precisely the blind spot where targeted actors thrive because defenders rationally deweight them. The historical pattern is damning. Windows DNS has produced CVE-2008-4251, CVE-2012-0006, CVE-2020-1350—each with initial classification ambiguity followed by research revealing deeper post-exploitation chains than the CVE description captured. When a specific service repeatedly exhibits classification gaps alongside SYSTEM-level privilege context, the historical record predicts the next instance enables attack paths that single-CVE analysis won't predict. You should track Windows DNS privilege escalation vectors as a lineage independent of CVE severity. When that lineage surfaces three or more instances with classification ambiguity and SYSTEM-level context, assume pattern continuation. Assume the patch is incomplete. Assume adversaries with access to patch diffs are already analyzing this surface. Your detection rules cannot wait for CWE assignment—attackers don't.
Practitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-65795 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Version or environment caveats, and links to real fixes
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