Shibby Tomato tomatodata.cgi get_ups_field stack-based overflow

published 2026-05-29 5 mo ago modified 2026-07-21 3 mo ago also EUVD-2026-33331

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits: 0; none known

A weakness has been identified in Shibby Tomato 1.28. This vulnerability affects the function get_ups_field of the file tomatodata.cgi. Executing a manipulation of the argument Date can lead to stack-based buffer overflow. It is possible to launch the attack remotely. This project is superseded by FreshTomato. This vulnerability only affects products that are no longer supported by the maintainer.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 5 mo ago (2026-05-29)

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

vuldb.com https://vuldb.com/submit/818144 referenced PoC, tagged "exploit" by a source, unverified
gitee.com https://gitee.com/Fengyi-Wang/CVE/issues/IJK7BC referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	8.7	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:X
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R
CNA	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R
CNA	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR
CNA	4.0	8.7	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:X/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
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

Shibby Tomato

Classification

Weakness

CWE-121 Stack-based Buffer Overflow
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

vuldb.com /submit/818144
third-party-advisory, exploit
gitee.com /Fengyi-Wang/CVE/issues/IJK7BC
issue-tracking, exploit
vuldb.com /vuln/367151
vdb-entry, technical-description
vuldb.com /vuln/367151/cti
signature, permissions-required

Sources

CVE List CVE-2026-10065
NVD CVE-2026-10065

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary