PoC Index85,092 CVEs with PoCs

CVE-2026-3713

pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow

LOW 1.9EPSS 0.2%

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.

Affected
pnggroup · libpng
CVSS v4.0 VULDB
1.9 LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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:X/R:X/V:X/RE:X/U:X
CVSS v3.1 VULDB
5.3 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v2.0 VULDB
4.3 MEDIUMAV:L/AC:L/Au:S/C:P/I:P/A:P
EPSS
0.18% chance of exploitation in the next 30 days, 7th percentile
Published
2026-03-08
Updated
2026-03-11

Proof-of-concept exploits (1)

References

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