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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 This project is superseded by FreshTomato.

PUBLISHED Reserved 2026-07-12 | Published 2026-07-13 | Updated 2026-07-13 | Assigner VulDB




HIGH: 8.7CVSS: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
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

1.0
affected

1.1
affected

1.2
affected

1.3
affected

1.4
affected

1.5
affected

1.6
affected

1.7
affected

1.8
affected

1.9
affected

1.10
affected

1.11
affected

1.12
affected

1.13
affected

1.14
affected

1.15
affected

1.16
affected

1.17
affected

1.18
affected

1.19
affected

1.20
affected

1.21
affected

1.22
affected

1.23
affected

1.24
affected

1.25
affected

1.26
affected

1.27
affected

1.28.0000
affected

Timeline

2026-07-12:Advisory disclosed
2026-07-12:VulDB entry created
2026-07-12:VulDB entry last update

Credits

VulDB Gitee Analyzer tool

VulDB CNA Team coordinator

References

vuldb.com/vuln/377894 (VDB-377894 | Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/377894/cti (VDB-377894 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-15544 (CVE-2026-15544 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/855110 (Submit #855110 | Tomato by Shibby Tomato Firmware 1.28 Stack-based Buffer Overflow) third-party-advisory

gitee.com/Fengyi-Wang/CVE/issues/IJTQ5M exploit issue-tracking

cve.org (CVE-2026-15544)

nvd.nist.gov (CVE-2026-15544)

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