CVE-2026-9817
A stack-based buffer overflow vulnerability exists in the boa formUploadFile functionality of…
- Risk score
- 66/100
- CVSS
- 9.1 v3.1
- Exploit chance (30 days)
- 0.8%
- Published
- 20 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- A stack-based buffer overflow vulnerability exists in the boa formUploadFile functionality of X2000R, allowing an attacker to execute arbitrary code with an authenticated HTTP request.
- Affected
- {'products': ['X2000R'], 'packages': [], 'versions': ['TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327']}
- Fix
- Check the linked advisory for a fix, as none is provided in the record.
- Exploitation
- No known exploitation
Why it is Amber
- CVSS 9.1 critical
References
Original description
A stack-based buffer overflow vulnerability exists in the boa formUploadFile functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.
Last activity 20 Oct 2026. Patch Forecast updates every hour.