Vulnerability · Published Aug 5, 2026 · Assigned by VulDB

CVE-2026-18895UTT HiPER 1250GW APSecurity_5g strcpy stack-based overflow

High 8.8

In plain English

A high-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 57% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.8%top 43.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in UTT HiPER 1250GW up to 3.2.7-210907-180535. Impacted is the function strcpy of the file /goform/APSecurity_5g. Performing a manipulation of the argument cipher results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

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:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-385930 | UTT HiPER 1250GW APSecurity_5g strcpy stack-based overflow vdb-entry, technical-description
VDB-385930 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-18895 | CVE Analysis and Report third-party-advisory
Submit #858607 | UTT HiPER 1250GW <=v3.2.7-210907-180535 Buffer Overflow third-party-advisory
https://github.com/7wkajk/CVE-VUL/blob/main/101.md exploit