Out-of-bounds Write vulnerability in neka-nat cupoch (third_party/libjpeg-turbo/libjpeg-turbo modules). This vulnerability is associated with program files tjbench.C.

This issue affects cupoch.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00042.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Neka-nat Subscribe
Cupoch Subscribe

No data.

No data.

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Vendors Products
Neka-nat Subscribe
Cupoch Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/neka-nat/cupoch/pull/138 cve-icon cve-icon
History

Tue, 27 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 27 Jan 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Neka-nat
Neka-nat cupoch
Vendors & Products Neka-nat
Neka-nat cupoch

Tue, 27 Jan 2026 08:30:00 +0000

Type Values Removed Values Added
Description Out-of-bounds Write vulnerability in neka-nat cupoch (third_party/libjpeg-turbo/libjpeg-turbo modules). This vulnerability is associated with program files tjbench.C. This issue affects cupoch.
Title An out of bounds write due to a missing bounds check in neka-nat/cupoch
Weaknesses CWE-787
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L/AU:Y/R:A/RE:M/U:Amber'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GovTech CSG

Published:

Updated: 2026-01-27T21:38:37.425Z

Reserved: 2026-01-27T08:18:43.268Z

Link: CVE-2026-24797

cve-icon Vulnrichment

Updated: 2026-01-27T21:09:40.532Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-27T09:15:49.510

Modified: 2026-01-27T14:59:34.073

Link: CVE-2026-24797

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-27T20:17:15Z

Weaknesses