Security readout for executives and security teams
Plain-English summary
OpenSIS 9.2 and earlier reportedly lets a logged-in low-privilege user make unauthorized database changes affecting other users. The business risk is unauthorized alteration of student or user records, which can undermine trust, reporting, and compliance. The provided sources do not identify a confirmed fix.
Executive priority
Prioritize within the current remediation cycle for any production OpenSIS instance, especially those holding student records. Escalate faster if external users can log in or if audit logs show unauthorized record changes.
Technical view
CVE-2025-65594 is an incorrect access control issue in OpenSIS Student.php. The CVSS 3.1 score is 8.1 with network access, low attack complexity, low privileges, no user interaction, and high confidentiality and integrity impact. Availability impact is not reported.
Likely exposure
Exposure is most likely where OpenSIS 9.2 or below is internet-accessible or broadly reachable and low-privilege authenticated accounts exist. The CVE affected-product metadata is incomplete, so teams must verify actual OpenSIS deployments and versions directly.
Exploitation context
The source bundle does not show CISA KEV listing or confirmed active exploitation. It includes a public GitLab reference, but that alone does not prove exploitation in the wild. Treat this as a high-priority access-control weakness, not a confirmed active campaign.
Researcher notes
The CNA description names Student.php and unauthorized database writes by authenticated low-privilege users. CWE-284 and CVSS support an access-control interpretation. Evidence is thin: affected vendor/product fields and CPEs are listed as n/a, and no patch details are provided.
Mitigation direction
- Inventory OpenSIS deployments and confirm whether versions are 9.2 or below.
- Check OpenSIS or vendor guidance for a fixed release or supported workaround.
- Restrict Student.php functionality to necessary roles until guidance is confirmed.
- Reduce unnecessary account privileges and disable unused low-privilege accounts.
- Monitor database writes affecting other users' student records.
Validation and detection
- Confirm OpenSIS version and deployment exposure for each environment.
- Review role permissions for Student.php-related workflows.
- In a test environment, verify users cannot alter records outside their authorization.
- Review application and database logs for unusual cross-user record changes.
- Track the CVE record and GitLab reference for remediation updates.
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-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2025-65594 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
- High
- CVSS
- 8.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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.
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:L/UI:N/S:U/C:H/I:H/A:N2.85.2CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
8.1HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
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://gitlab.com/tsuretettee/cve-2025-65594CVE reference, mitre
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 Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.