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Vulnerability Details :

CVE-2026-24797

Assigner Org ID-1a37b84a-8e51-4525-b3d6-87e2fae01dbd

Published At-27 Jan, 2026 | 08:25

Updated At-27 Jan, 2026 | 21:38

An out of bounds write due to a missing bounds check in neka-nat/cupoch

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.

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:GovTech CSG

Assigner Org ID:1a37b84a-8e51-4525-b3d6-87e2fae01dbd

Published At:27 Jan, 2026 | 08:25

Updated At:27 Jan, 2026 | 21:38

▼CVE Numbering Authority (CNA)

An out of bounds write due to a missing bounds check in neka-nat/cupoch

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.

Affected Products

Vendor

neka-nat

Product

cupoch

Collection URL

https://github.com/neka-nat/cupoch

Modules

third_party/libjpeg-turbo/libjpeg-turbo

Program Files

tjbench.c

Default Status

affected

Versions

Affected

From 0 before v0.2.11.0 (git)

Problem Types

Type	CWE ID	Description
CWE	CWE-787	CWE-787 Out-of-bounds Write

Type: CWE

CWE ID: CWE-787

Description: CWE-787 Out-of-bounds Write

Metrics

Version	Base score	Base severity	Vector
4.0	6.9	MEDIUM	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

Version: 4.0

Base score: 6.9

Base severity: MEDIUM

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

Credits

reporter

TITAN Team (titancaproject@gmail.com)

References

Hyperlink	Resource
https://github.com/neka-nat/cupoch/pull/138	patch

Hyperlink: https://github.com/neka-nat/cupoch/pull/138

Resource:

patch

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Metrics Other Info

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:cve_disclosure@tech.gov.sg

Published At:27 Jan, 2026 | 09:15

Updated At:27 Jan, 2026 | 14:59

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.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	6.9	MEDIUM	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/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:Y/R:A/V:X/RE:M/U:Amber

Type: Secondary

Version: 4.0

Base score: 6.9

Base severity: MEDIUM

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/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:Y/R:A/V:X/RE:M/U:Amber

Weaknesses

CWE ID	Type	Source
CWE-787	Secondary	cve_disclosure@tech.gov.sg

CWE ID: CWE-787

Type: Secondary

Source: cve_disclosure@tech.gov.sg

References

Hyperlink	Source	Resource
https://github.com/neka-nat/cupoch/pull/138	cve_disclosure@tech.gov.sg	N/A

Hyperlink: https://github.com/neka-nat/cupoch/pull/138

Source: cve_disclosure@tech.gov.sg

Resource: N/A

CVE-2026-24797

Credits

An out of bounds write due to a missing bounds check in neka-nat/cupoch

Vendors

Products

Metrics (CVSS)

Weaknesses

Attack Patterns

Solution/Workaround

References

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

Stakeholder-Specific Vulnerability Categorization (SSVC)

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

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Evaluator Solution

Vendor Statements

References

Change History

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