CVE-2026-3713
pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-122 CWE-119 |
| Vendor | pnggroup |
| Product | libpng |
| Published | Mar 8, 2026 |
| Last Updated | Mar 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
pnggroup / libpng
1.6.0 1.6.1 1.6.2 1.6.3 1.6.4 1.6.5 1.6.6 1.6.7 1.6.8 1.6.9 1.6.10 1.6.11 1.6.12 1.6.13 1.6.14 1.6.15 1.6.16 1.6.17 1.6.18 1.6.19 1.6.20 1.6.21 1.6.22 1.6.23 1.6.24 1.6.25 1.6.26 1.6.27 1.6.28 1.6.29 1.6.30 1.6.31 1.6.32 1.6.33 1.6.34 1.6.35 1.6.36 1.6.37 1.6.38 1.6.39 1.6.40 1.6.41 1.6.42 1.6.43 1.6.44 1.6.45 1.6.46 1.6.47 1.6.48 1.6.49 1.6.50 1.6.51 1.6.52 1.6.53 1.6.54 1.6.55
References
Credits
🔍 biniam (VulDB User)