CVE-2026-26731CWE-121CWE-787

CVE-2026-26731

High · published February 18, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
72.3
In the wild
Unconfirmed
What it is

TOTOLINK A3002RU V2.1.1-B20211108.1455 was discovered to contain a stack-based buffer overflow via the routernamer`parameter in the formDnsv6 function.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01404 · 72.3th percentile
Weaknesses
CWE-121 · Stack-based Buffer Overflow; CWE-787 · Out-of-bounds Write
Published
2026-02-18T00:21Z
Affected products (1)
ProductVersionsFixed in
totolink/a3002ru_firmwareall versions—
References (1)
https://github.com/0xmania/cve/tree/main/TOTOLINK-A3002RU-boa-formDnsv6-StackOverflow · [email protected]
EPSS history
Timeline
  • 17 FEB 00:00Z
    TOTOLINK A3002RU V2.1.1-B20211108.1455 was discovered to contain a stack-based buffer overflow via the routernamer`parameter in the formDnsv6 function
    cvelistv5