Buffer manipulation
Priority LOW 31CWE-119Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A crafted system call argument can cause memory corruption.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00149 4th percentileScored 2026-11-07
Fix Fixed VxWorks 7 (Wind River Systems Inc): 25.03
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Wind River Systems Inc | VxWorks 7 | 7.0.0 to before 25.03 | 25.03 | Patch available | CNA |
- VxWorks 7 VendorWind River Systems Inc Affected 7.0.0 to before 25.03 Fixed in 25.03 Patch available CNA
Remediation
- Fix · CNA VxWorks 7 (Wind River Systems Inc) Fixed in 25.03
Timeline
- 2026-10-02 Threatist record created from CVE-2025-26503
- 2026-10-03 Alias added: GHSA-fgv6-q36r-w652
More Wind River Systems Inc vulnerabilities
- TI-2026-65769 VxWorks 7 improper privilege management CVSS 3.1HIGH 8.8
- TI-2026-65221 Out-of-bounds write in Wind River Systems Inc VxWorks 7 CVSS 3.1HIGH 7.8
- TI-2026-65223 VxWorks 7 Memory allocation CVSS 3.1MEDIUM 5.5
- TI-2025-19445 VxWorks 7 USB Failure CVSS 3.1MEDIUM 4.6
Sources
- CVE-2025-26503 · CVE Program
- CVE-2025-26503 · NVD
- FIRST EPSS
- GHSA-fgv6-q36r-w652 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences