CVE-2026-15544
Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow
Description
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 This project is superseded by FreshTomato.
INFO
Published Date :
July 13, 2026, 8:16 a.m.
Last Modified :
July 13, 2026, 8:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Shibby Tomato firmware beyond version 1.28.0000.
- Consider migrating to the FreshTomato firmware.
- Apply vendor patches if available for your version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-15544.
| URL | Resource |
|---|---|
| https://gitee.com/Fengyi-Wang/CVE/issues/IJTQ5M | |
| https://vuldb.com/cve/CVE-2026-15544 | |
| https://vuldb.com/submit/855110 | |
| https://vuldb.com/vuln/377894 | |
| https://vuldb.com/vuln/377894/cti |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-15544 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-15544
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-15544 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-15544 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Jul. 13, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:shibby:tomato:*:*:*:*:*:*:*:*'], 'vendor': 'Shibby', 'modules': ['apcupsd'], 'product': 'Tomato', 'versions': [{'status': 'affected', 'version': '1.0'}, {'status': 'affected', 'version': '1.1'}, {'status': 'affected', 'version': '1.2'}, {'status': 'affected', 'version': '1.3'}, {'status': 'affected', 'version': '1.4'}, {'status': 'affected', 'version': '1.5'}, {'status': 'affected', 'version': '1.6'}, {'status': 'affected', 'version': '1.7'}, {'status': 'affected', 'version': '1.8'}, {'status': 'affected', 'version': '1.9'}, {'status': 'affected', 'version': '1.10'}, {'status': 'affected', 'version': '1.11'}, {'status': 'affected', 'version': '1.12'}, {'status': 'affected', 'version': '1.13'}, {'status': 'affected', 'version': '1.14'}, {'status': 'affected', 'version': '1.15'}, {'status': 'affected', 'version': '1.16'}, {'status': 'affected', 'version': '1.17'}, {'status': 'affected', 'version': '1.18'}, {'status': 'affected', 'version': '1.19'}, {'status': 'affected', 'version': '1.20'}, {'status': 'affected', 'version': '1.21'}, {'status': 'affected', 'version': '1.22'}, {'status': 'affected', 'version': '1.23'}, {'status': 'affected', 'version': '1.24'}, {'status': 'affected', 'version': '1.25'}, {'status': 'affected', 'version': '1.26'}, {'status': 'affected', 'version': '1.27'}, {'status': 'affected', 'version': '1.28.0000'}]}] Added Description 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CVSS V2 (AV:N/AC:L/Au:S/C:C/I:C/A:C) Added CWE CWE-119 Added CWE CWE-121 Added Reference https://gitee.com/Fengyi-Wang/CVE/issues/IJTQ5M Added Reference https://vuldb.com/cve/CVE-2026-15544 Added Reference https://vuldb.com/submit/855110 Added Reference https://vuldb.com/vuln/377894 Added Reference https://vuldb.com/vuln/377894/cti