Security readout for executives and security teams
Plain-English summary
CVE-2026-3221 affects Devolutions Server 2025.3.14 and earlier. Sensitive user account information is stored unencrypted in the database. The main business risk is data exposure if someone already has database access. The CVSS score is medium, but confidentiality impact is high for affected environments.
Executive priority
Treat as a targeted confidentiality risk, not a broad internet-scale emergency. Prioritize affected systems that store sensitive user data or have many database administrators. Confirm vendor remediation and reduce database access quickly.
Technical view
This is a CWE-312 cleartext storage issue in Devolutions Server. The CVSS v3.1 vector is AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N, scored 4.9. Exploitation requires high privileges or direct database access and impacts confidentiality only, based on the provided record.
Likely exposure
Organizations running Devolutions Server 2025.3.14 or earlier may be exposed, especially where database access is broadly granted, shared, or poorly monitored. The source data does not identify affected deployment configurations beyond the product/version statement.
Exploitation context
No CISA KEV listing is indicated, and the provided sources do not report active exploitation. The issue is not a remote unauthenticated takeover; it requires database access or high privileges. Risk increases if an attacker, insider, or compromised admin account can read the application database.
Researcher notes
The public record is concise and does not include exploit details, fixed version text, or proof-of-concept status in the provided bundle. Analysis should stay anchored to CWE-312, Devolutions Server 2025.3.14 and earlier, high-privilege database access, and confidentiality impact.
Mitigation direction
- Review Devolutions advisory DEVO-2026-0004 for vendor-provided remediation guidance.
- Upgrade or apply fixes only as directed by Devolutions guidance.
- Restrict direct database access to required administrators and services.
- Audit database accounts, roles, and recent access to sensitive tables.
- Protect database backups and replicas with equivalent access controls.
- If unauthorized access is suspected, assess whether user information requires rotation or notification.
Validation and detection
- Inventory Devolutions Server deployments and confirm versions.
- Identify any instances running 2025.3.14 or earlier.
- Review who has direct database access and administrative privileges.
- Check database access logs for unusual reads or privileged activity.
- Confirm remediation status against Devolutions advisory DEVO-2026-0004.
- Document compensating controls where immediate remediation is unavailable.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-312: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-3221 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N1.23.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.9MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://devolutions.net/security/advisories/DEVO-2026-0004/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Cleartext Storage of Sensitive Information
Cleartext Storage of Sensitive Information represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.