Security readout for executives and security teams
Plain-English summary
CVE-2026-30462 is a path traversal issue in the Blocks module of Daylight Studio FuelCMS v1.5.2. A low-privileged authenticated attacker may be able to read files outside the intended location. The published score is medium, with confidentiality impact only.
Executive priority
Treat as a medium-priority confidentiality risk. Prioritize externally reachable or multi-user CMS deployments, especially where sensitive local files could be readable by the web process.
Technical view
The CVSS vector is AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N. Sources describe CWE-22 directory traversal in FuelCMS Blocks. The formal affected-product fields are not populated, but the description names FuelCMS v1.5.2. No source in the bundle identifies a fixed version.
Likely exposure
Exposure appears limited to FuelCMS v1.5.2 deployments where the Blocks module is reachable by authenticated low-privileged users. Internet exposure matters if CMS login or authenticated workflows are externally accessible.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The PDF title suggests sensitive file read via path traversal, but no exploit status is provided in the bundle.
Researcher notes
The evidence is narrow: CVE metadata, a referenced controller file, and a path traversal report. The affected CPE list is empty, and no patch details are supplied. Avoid broad product/version claims beyond FuelCMS v1.5.2 Blocks.
Mitigation direction
- Check Daylight Studio/FUEL-CMS guidance for an official fixed version or patch.
- Restrict access to FuelCMS administration and Blocks functionality to trusted users.
- Apply least-privilege permissions to CMS users and server-side readable files.
- Monitor authenticated CMS activity for unusual file access patterns.
- Consider temporary compensating controls if vendor guidance is unavailable.
Validation and detection
- Inventory FuelCMS deployments and confirm whether version 1.5.2 is present.
- Confirm whether the Blocks module is enabled and reachable.
- Review user roles that can access Blocks-related functionality.
- Check vendor repository or advisories for remediation status.
- Review logs for suspicious authenticated traversal-like requests.
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-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. 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 lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-30462 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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.
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:L/I:N/A:N2.81.4CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/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://github.com/daylightstudio/FUEL-CMS/blob/master/fuel/modules/fuel/controllers/Blocks.phpCVE reference, mitre
- https://pentest-tools.com/PTT-2025-031-Sensitive-File-Read-via-Path-Traversal.pdfCVE 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 Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.