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CVE-2026-3713

MEDIUM

5.3

Description

A flaw has been found in pnggroup libpng up to 1.6.55. Affected by this vulnerability is the function do_pnm2png of the file contrib/pngminus/pnm2png.c of the component pnm2png. This manipulation of the argument width/height causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/8/2026

Last Modified3/9/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-119CWE-122

References

https://github.com/biniamf/pocs/tree/main/pnm2png(cna@vuldb.com)

https://github.com/pnggroup/libpng/(cna@vuldb.com)

https://github.com/pnggroup/libpng/issues/794(cna@vuldb.com)

https://vuldb.com/?ctiid.349658(cna@vuldb.com)

https://vuldb.com/?id.349658(cna@vuldb.com)

https://vuldb.com/?submit.761996(cna@vuldb.com)

IOC Correlations

No correlations recorded

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