Vulnerability · Published Apr 6, 2026 · Assigned by VulDB

CVE-2026-5613Belkin F9K1015 formReboot stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in F9K1015 from Belkin. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.7%top 46.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in Belkin F9K1015 1.00.10. This issue affects the function formReboot of the file /goform/formReboot. The manipulation of the argument webpage leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Belkin	F9K1015	1.00.10

Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-355404 | Belkin F9K1015 formReboot stack-based overflow vdb-entry, technical-description
VDB-355404 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #785552 | Belkin F9K1015 1.00.10 Stack-based Buffer Overflow third-party-advisory
https://github.com/Litengzheng/vuldb_new/blob/main/Belkin%20F9K1015/vul_10/README.md exploit