Vulnerability · Published Aug 19, 2026 · Assigned by VulDB

CVE-2026-76004UTT HiPER 1250GW HTTP aspApBasicConfigUrcp strcpy stack-based overflow

Critical 9.9

In plain English

A critical-severity stack buffer overflow in HiPER 1250GW from UTT. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).

Severity (CVSS 3.1)9.9Critical

Exploit odds (30 days)0.8%top 43.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in UTT HiPER 1250GW up to 3.2.7-210907-180535. Affected by this vulnerability is the function strcpy of the file /goform/aspApBasicConfigUrcp of the component HTTP Handler. The manipulation of the argument pvid leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

Affected products (as reported)

Vendor	Product	Versions
UTT	HiPER 1250GW	3.2.7-210907-180535

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

References

VDB-391920 | UTT HiPER 1250GW HTTP aspApBasicConfigUrcp strcpy stack-based overflow vdb-entry, technical-description
VDB-391920 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-76004 | CVE Analysis and Report third-party-advisory
Submit #877885 | UTT HiPER 1250GW <=v3.2.7-210907-180535 Buffer Overflow third-party-advisory
https://github.com/7wkajk/CVE-VUL/blob/main/106.md exploit