Security readout for executives and security teams
Plain-English summary
A remote attacker may bypass authentication in affected IBM Db2 Mirror for i installations and access or change sensitive information. No account or user interaction is required, making reachable systems an urgent concern.
Executive priority
Treat this as an immediate remediation priority where affected versions are deployed. Establish ownership, determine network reachability, follow IBM's advisory, and accelerate change approval for exposed systems.
Technical view
CVE-2026-17182 affects IBM Db2 Mirror for i 7.4, 7.5, and 7.6. Improper validation of request URI path segments can cause an authentication bypass. The CVSS 3.1 score is 9.8, with network access, low complexity, no privileges, no user interaction, and high confidentiality, integrity, and availability impacts.
Likely exposure
Exposure is limited to organizations running Db2 Mirror for i 7.4, 7.5, or 7.6. Risk is greatest when the affected service is reachable from untrusted networks. The supplied sources do not identify vulnerable ports, configurations, or fixed release levels.
Exploitation context
The source bundle marks this CVE as absent from KEV and provides no cited evidence of active exploitation or public exploit availability. That does not prove exploitation has not occurred.
Researcher notes
The evidence establishes an authentication bypass caused by improper URI path-segment validation and identifies three affected release families. It does not provide root-cause code details, indicators of compromise, exploit prerequisites beyond the CVSS vector, or exact remediation levels. Consult IBM's advisory for those details.
Mitigation direction
- Review IBM advisory 7283359 and apply its prescribed remediation for the installed release.
- Restrict access from untrusted networks while vendor remediation is being assessed or deployed.
- Monitor affected services for unexpected URI-path requests and unauthorized sensitive-data access.
Validation and detection
- Inventory all Db2 Mirror for i deployments and record their exact versions.
- Compare each deployment's maintenance level with IBM advisory 7283359.
- Confirm intended unauthenticated requests are rejected using authorized, non-destructive testing.
- Review relevant access and security logs for anomalous URI-path activity.
- Verify remediation across every affected node and retest authentication controls.
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-287: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. 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 lookupCVE-2026-17182 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
SSVC decision data
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:N/UI:N/S:U/C:H/I:H/A:H3.95.9ibmVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/7283359CVE reference, ibm · vendor-advisory, patch
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.
Improper Authentication
Improper Authentication represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.