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CVE-2026-15544— Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow

CVSS 8.8 · High EPSS 0.44% · P35

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 29

VendorProductVersion RangeStatus
ShibbyTomato1.0affected
1.1affected
1.2affected
1.3affected
1.4affected
1.5affected
1.6affected
1.7affected
… +21 more rows
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I. Basic Information for CVE-2026-15544

Vulnerability Information
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Vulnerability Title
Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability 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 This project is superseded by FreshTomato.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
ShibbyTomato 1.0 cpe:2.3:a:shibby:tomato:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-15544

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III. Intelligence Information for CVE-2026-15544

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Other References for CVE-2026-15544 (1)

Same Patch Batch · Shibby · 2026-07-13 · 5 CVEs total

CVE-2026-155458.8 HIGHShibby Tomato apcupsd tomatodata.cgi main out-of-bounds write
CVE-2026-155488.8 HIGHShibby Tomato DNS List Rendering httpd sub_407220 stack-based overflow
CVE-2026-155466.3 MEDIUMShibby Tomato start_jffs2 sub_2D568 os command injection
CVE-2026-155476.3 MEDIUMShibby Tomato CIFS Mount sub_2D048 os command injection

IV. Related Vulnerabilities

Same product: Tomato
Same vendor: Shibby
Same weakness: CWE-121

V. Comments for CVE-2026-15544

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