CVE-2026-4026
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 · uneditedA security vulnerability has been identified in FlexNet Manager Suite 2025 R1 that could allow an authenticated user with read-only access to account settings to escalate their privileges to Administrator level.
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 analysis · moderate confidenceA privilege escalation vulnerability in FlexNet Manager Suite 2025 R1 allows authenticated users with only read-only access to account settings to elevate their privileges to Administrator level, indicating a broken access control flaw in the permission model.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- Network
- Complexity
- Low
- Privileges
- Low
- Authentication
- X
- User interaction
- None
- Scope
- X
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify FlexNet Manager Suite versionCheck the installed version of FlexNet Manager Suite in the system information or about page. Common locations: Help > About in the web interface, or check the installation directory for version files.Affected if Version is FlexNet Manager Suite 2025 R1 (any minor update within this release)
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Locate read-only user accountsNavigate to the user management or account settings section in the FlexNet Manager Suite administrative interface. Identify accounts that are assigned read-only or restricted roles.Affected if Any user account exists with read-only or non-administrative role assignments
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Verify access control configuration for administrative functionsReview the access control settings or permission matrix in the system configuration. Check which roles are permitted to access administrative functions such as user management, system settings, or role assignment features.Affected if Read-only roles are granted access to any administrative function or feature
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Test read-only user access to administrative interfacesUsing a read-only user account, attempt to access administrative panels, modify user roles, or execute administrative actions. Check if the system enforces role restrictions or allows unauthorized privilege escalation.Affected if Read-only users can access or modify administrative settings or elevate their privileges
A user is affected if running FlexNet Manager Suite 2025 R1 and read-only accounts can access administrative functions due to improper access control enforcement.
Generated from the published advisory. Verify against your own configuration.
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 dataAwait vendor-provided security patch for FlexNet Manager Suite 2025 R1; in the interim, restrict or monitor read-only account settings access and review role-based access control configurations.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA3.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,888.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-4026 — 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 sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-4026 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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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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