Read the docs
TI-2026-15557 Aliases CVE-2026-19036GHSA-v799-m875-3q84

Shibby Tomato wanoptions sub_40F88C os command injection

Priority HIGH 72CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.

Summary

A security flaw has been discovered in Shibby Tomato 1.28.0000. This affects the function sub_40F88C of the file /tmp/ppp/wanoptions. The manipulation of the argument ppp_custom results in os command injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. This project is superseded by FreshTomato.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.03178 88th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ShibbyTomato1.28.0000—No fix listedCNA
  • Tomato VendorShibby Affected 1.28.0000 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:shibby:tomato:*:*:*:*:*:*:*:*——Shibby
  • cpe:2.3:a:shibby:tomato:*:*:*:*:*:*:*:* Versions — — ·Shibby

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-19036
  2. 2026-10-03 Alias added: GHSA-v799-m875-3q84

References

Exploit 1

  • TI-2026-08826 Shibby Tomato miniupnpd resource consumption CVSS 4.0HIGH 8.7
  • TI-2026-09330 Shibby Tomato Web UI rc start_dhcpc os command injection CVSS 4.0HIGH 8.6
  • TI-2026-13474 Shibby Tomato webmon_recent_domains sub_40BB50 stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-13084 Shibby Tomato apcupsd tomatodata.cgi main out-of-bounds write CVSS 4.0HIGH 8.7
  • TI-2026-13083 Shibby Tomato apcupsd tomatodata.cgi getupsvar stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-08877 Shibby Tomato Zserv ripd rip_zebra_read_ipv4 stack-based overflow CVSS 4.0HIGH 8.7
See all 20 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences