Analyst readout for executives and security teams
Plain-English summary
BankPro E-Service Technology Service Center has an access control flaw that may let a logged-in remote user view other users' EC order details by changing a query parameter. The main business risk is exposure of customer or order information, not system takeover.
Executive priority
Treat as a high-priority data exposure issue if Service Center is in use. Prioritize confirming deployment and vendor guidance, then reduce access while remediation is planned.
Technical view
This is a CWE-639 insecure direct object reference issue in a Service Center query function. The CVSS 4.0 score is 7.1 high: network reachable, low complexity, low privileges, no user interaction, and high vulnerable-system confidentiality impact.
Likely exposure
Exposure is most relevant where BankPro E-Service Technology Service Center is deployed and authenticated users can access EC order detail query functionality. The supplied version data is sparse, so affected build confirmation requires vendor or TW-CERT guidance.
Exploitation context
The source bundle does not report active exploitation, and CISA KEV status is false. The described attack requires authentication but no user interaction. Evidence supports unauthorized data access risk, not integrity or availability impact.
Researcher notes
The record identifies IDOR/BOLA behavior but does not provide patch details, affected build ranges, or proof of exploitation. Validate authorization boundaries without publishing exploit detail or assuming products beyond Service Center.
Mitigation direction
- Check BankPro or TW-CERT guidance for a fixed version or official workaround.
- Confirm whether Service Center is exposed to untrusted authenticated users.
- Restrict access to Service Center to trusted users or networks where practical.
- Review object-level authorization on EC order detail queries.
- Monitor for unusual cross-account EC order detail access.
Validation and detection
- Inventory any BankPro Service Center deployments and ownership teams.
- Confirm affected version or build status with vendor guidance.
- Review logs for EC order lookups inconsistent with user ownership.
- Validate access controls using authorized test accounts in a controlled environment.
- Check whether compensating access restrictions are active and documented.
Public sources used
Based on public source material and reviewed before publication.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-639: Exact CWE lookup
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Open ATT&CK lookupCVE-2026-9493 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.1 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA: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.
SSVC decision data
CVSS vector scores
2 official scoresWe 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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N — — twcert CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N 2.8 3.6 twcert Vulnerability scoring details
Base CVSS 4.0 score
7.1 HighVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Base CVSS 3.1 score
6.5 MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reserved CVE Program
The CVE ID was reserved by the assigning CNA.
- CVE published CVE Program
The CVE record was published.
- CVE updated CVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 source CVE List V5
- https://www.twcert.org.tw/tw/cp-132-10938-97ddd-1.html CVE reference, twcert · third-party-advisory
- https://www.twcert.org.tw/en/cp-139-10940-d90bd-2.html CVE reference, twcert · third-party-advisory
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.
CWE mapping pending import
This CVE carries a CWE mapping that will resolve to a full Glexia CWE intelligence page after the official CWE import is complete.