CVE-2026-15544CWE-119CWE-121

Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow

High · published July 13, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
55.8
In the wild
Unconfirmed
What it is

A vulnerability was determined in Shibby Tomato up to 1.28.0000. Affected is the function getupsvar of the file www/apcupsd/tomatodata.cgi of the component apcupsd. This manipulation of the argument Field causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. This project is superseded by FreshTomato.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.00792 · 55.8th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-07-13T07:30Z
EPSS history
Timeline
  • 13 JUL 07:30Z
    Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow
    cvelistv5