CVE-2026-15544 (GCVE-0-2026-15544)

Vulnerability from cvelistv5 – Published: 2026-07-13 07:30 – Updated: 2026-07-13 07:30
VLAI
Title
Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow
Summary
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 This project is superseded by FreshTomato.
Severity
8.7 (High)
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
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/377894 vdb-entrytechnical-description
https://vuldb.com/vuln/377894/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15544 third-party-advisory
https://vuldb.com/submit/855110 third-party-advisory
https://gitee.com/Fengyi-Wang/CVE/issues/IJTQ5M exploitissue-tracking
Impacted products
Vendor Product Version
Shibby Tomato Affected: 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
    cpe:2.3:a:shibby:tomato:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
VulDB Gitee Analyzer VulDB CNA Team
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:shibby:tomato:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "apcupsd"
          ],
          "product": "Tomato",
          "vendor": "Shibby",
          "versions": [
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              "version": "1.0"
            },
            {
              "status": "affected",
              "version": "1.1"
            },
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            },
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              "version": "1.4"
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              "version": "1.5"
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              "version": "1.6"
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              "version": "1.7"
            },
            {
              "status": "affected",
              "version": "1.8"
            },
            {
              "status": "affected",
              "version": "1.9"
            },
            {
              "status": "affected",
              "version": "1.10"
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            {
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              "version": "1.11"
            },
            {
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              "version": "1.12"
            },
            {
              "status": "affected",
              "version": "1.13"
            },
            {
              "status": "affected",
              "version": "1.14"
            },
            {
              "status": "affected",
              "version": "1.15"
            },
            {
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              "version": "1.16"
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            },
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            },
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            }
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      "descriptions": [
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          "value": "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."
        }
      ],
      "metrics": [
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            "baseSeverity": "HIGH",
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      "providerMetadata": {
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
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          "name": "VDB-377894 | Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow",
          "tags": [
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            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/377894"
        },
        {
          "name": "VDB-377894 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/377894/cti"
        },
        {
          "name": "CVE-2026-15544 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-15544"
        },
        {
          "name": "Submit #855110 | Tomato by Shibby Tomato Firmware 1.28 Stack-based Buffer Overflow",
          "tags": [
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          ],
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        },
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          ],
          "url": "https://gitee.com/Fengyi-Wang/CVE/issues/IJTQ5M"
        }
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          "time": "2026-07-12T00:00:00.000Z",
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          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-07-12T23:06:15.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-15544",
    "datePublished": "2026-07-13T07:30:14.239Z",
    "dateReserved": "2026-07-12T21:00:57.952Z",
    "dateUpdated": "2026-07-13T07:30:14.239Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  }
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.